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7th grade Pre algebra( math honors0

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7th grade Pre algebra( math honors0
triangle ABC is smilar to triangle FED Ab= 12 Ac=15 De=4 df=5 1. write three equal ratios to show correspnding sides are prosportional. 2. find the value of bc 3. find the value of ef.

8th grade Math
I'm actually in 7th grade, but I'm doing 8th grade pre-algebra, but anyway, here: I'm supposed to simplify these four problems and I don't really understand how: 28s (15 power) ____ 42s (12 power) 4m+(n[7th power]m) 63m(5 power)n(6 power) ______________________ 27mn 3a·4a(4 ...

pre-algebra
why there's no # 54-72 on pg. 214 on the 7th grade math textbook??? if you can't tel why it's ok and thanks by the way

7th grade Pre-Algebra
Simplify. (-5)-(-3)= Is it -8?

Math
And which situation what do you need a percent less someone to solve a problem? 7th Grade Pre Algebra

7th grade Pre-Algebra
Find each Product. 8(-5x) Do I just do 8 x -5 = _n ?

pre algebra 7th grade
Please explain this problem (r.r) (r.r)

7th grade Pre- Algebra
R/5 - 6 = -1 I know the answer is 25, but can you show me the steps. Thank you.

Algebra
I have a few questions on my Pre- Algebra Pre- test. I am in 7th grade. Anyone willing to help me for a few questions for 5-10 minutes?

7th grade pre algebra
What is the difference between bar graphs and histograms.

Pre-Algebra
Ok so im in 7th grade and can somone help me with pizzazz worksheet #40? Pretty please?

7th grade pre-algebra
The problem is a(a-c)=23. Solve for c if both a and c are positive numbers. Thanks

Pre-Algebra 7th Grade
how do I simplify the following expressions by collecting like terms? x+2+x= x+x+x+4+8+x= 2x-9+x

Pre-Algebra
How do I find a linear relationship in a table? I really need help on this. And this is at a 7th grade level...

Math
At Jefferson School, both 6th grade & 7th grade classes take a math test. The average score for the 6th grade is 80 and for the 7th grade is 90. If there are twice as many students, in the 7th grade as there is in the 6th grade, what is the average test score for both grades ...

Pre Algebra 7th Grade
How do I simplify the following expressions by collecting like terms? 2x-9+x=? 6x-4j+3y=? 4x+15+2x-x+9+? j-k-j+3k= 5r+3r+4rt= 7yz+yz=

Pre-Algebra(7th Grade)
I don't know how to do area on a shape if it has missing numbers.. .also i need help on division with decimals...

7th grade pre algebra
We need assistance solving 3 + 2(k+1) = 6 + 3k I know the 2(k+1) has to become 2k + 2 then we have 3 + 2k + 2 = 6 + 3k then we can subtract 3k from both sides to get 3 +2k + 2 - 3K = 6 But can I combine the 3+2 on the left and the 2k - 3k to get -1k? leaving us with 5 -1k = 6...

Pre-Algebra - 7th Grade
How do you add a negative number and a positive number. For example: -9 + 7 = ?

7th grade pre-algebra
How to write an expression for the perimeter of the polygon. simplify the expression

Math
How many 7th grade students are expected to move by the end of the year? If 12 students actually moved, did more or fewer 7th-grade students move than expected? Justify your answer. 6th-grade # of students: 250 % moves: 2% 7th-grade # of students 200 % moves: 4% 8th-grade # of...

7th grade Pre-Algebra
Factor each number completely 110 480 I don't know how to do factor tree's, they're tricky, :\ Please help

7th grade math (probability)
I'm not sure how to answer this: 3. THe 7th grade wants to have a back-up representative just in case the first teacher is absent. Based on the same scenario as #2, if a math teacher was chosen to be the 7th grade representative, what is the probablility that the back-up drawn...

7th grade Pre-Algebra
Represent each expression using positive exponents. 2. E(to the negative fourth power)f Would it be 1/e to the 4th power f?

math
I am doing pre algabra math and I am in 7th grade I need help to simplify the expression

help
can someone help me with the pythagorean theorem? VERY HARD IM IN 7TH GRADE AND THIS IS SOME 7TH GRADE MATH HOMEWORK THAT I NEED HELP WITH!!!!!!!!!!!

Pre-Algebra 7th grade.
I have prealgebra with order of operations with a line dividor with a fraction line/divider. It says: 94-6 ____ 66(divided by) 6

7th grade Pre-Algebra
OK !! I've asked for help so much, I've been on this site for 2 hours, and I still havent got what I wanted, :\ "Represent each expression using positive esponents" e^-4 f Would it just be 1/e^4f?

pre algebra
my grade is 83.17 in pre algebra in college, but the final exam is worth 300 points. If I got a B or B- or a C on the final, what would my grade be overall?

7th grade accelerated math / pre algebra
write two equivalent expressions for the area of the figure the figure is a triangle inside the triangle it says x + 4 and the #16 is written along the length of one side of the triangle. The answer is 8(x +4) and 8x + 32 but I don't know how they got it

7th grade pre-alge
what is the answer to -40== -5p respond asap

7th grade math pre algebra
I'm confused about this math question my teacher gave us today. Bowser's dog food is 40% meat. How much dog food would Bowser eat in order to get 11 kgs of meat?

7th grade math
My friend is in the 7th grade and broke his wrist so he cannot type. Wat is the square root of pi.He said he knows pi=3.14 but he doesn't know how to work it out. He said thanks.

7th grade
I was wondering if there were any sample placement tests that I could give to my son who is currently in 7th grade homeschool.

7th Grade
I just wanna know anyone who's been in 7th grade what do you learn in science mostly throughout the year??

7th grade
i need help on Chemistry and i am in 7th grade i don't know how to do some problems and i would like to know how to translate statements into equation form?

7th grade math
Can you check these? 1. Olivia typed 2 pages in 15 minutes. Write an equation relating the number of minutes m to the number of pages typed. How long will it take her to type 10 pages at this rate? Ans: 15/2 = 7.5 = 7.5 * 10 = 75 minutes 2. If the ratio of Type O to non-Type O...

Patterns and rules unit test 7th grade
I go to connection acdeamy and I am in the 7th grade regular math Mrs. Janus I just need some help with this test Find the next three terms of the sequence -2,-12,-72,-432... A. -1,728,-6,912,-27,648

7th grade
Hi im a 7th grader and there is alot of book reports and homework in the 7th grade i really don't have time to do all that because im in extra cericular activities and i need to be passing all of my classes to be in my activities can somebody please help me by telling me a ...

Pre-ap 7th grade math
Beads for sale: 12cents for 15. Write an equation relating the cost (c) and the number of beads (n) for the beads.

7th grade math
i need help with variables and patterns algebra

Pre alegreba 7th grade
This website is so helpful!!!! Thanks to everyone you posts lessons and answers! I will be posting both soon!

Pre algebra
Kayla has a 41% grade average. On an exam that is worth 20% of her grade she gets a 100%. What is her grade now?

pre-algebra..7th grade
Story Problem Some friends are recording songs on a CD. The first 1/5 of the CD has Alex's songs.The next 12 minutes of songs are Henrique's. 1/3 of the time is Brian's songs. Sally has 32 minuites. How many minutes of music are there in all?

Math
At one afterschool event, of the students were 8th graders and the rest were 7th graders. Of the students who were in 7th grade, the ratio of boys to girls was 3:5. What percent of all the students at the afterschool event were boys who are in the 7th grade? Help plz

7th gd. pre-algebra
What is the circumference of a 78.75 cookie using pi= 3.14?

pre-algebra
I am actually in 6th grade but I really want to learn more about pre algebra. I was given a task to solve the question of y=9x+3*7 and i don't get what to do. Should I graph? Or solve for y?

Good Reads? 6th and 7th grade
Please. I need a list of Non-fiction books recommended for 6th and 7th grade readers. Thank you and have a nice day. God bless! <3

what can i compare middle school to?
what can i compare middle school to? (use in metaphor), based on 6th, 7th, and 8th grade. for example playing monopoly 6th grade - buying properties, 7th grade- adjusting to the game, 8th grade - stress over money

7th Grade x y input output tables
i need help with x and y input output tables for 7th grade i don't understand what 5x means or what to do! Math hw problems: 1. y=4x+3 x=1,2,5,10,20 2.d=3.5t t=1,2,5,10,20 Please help ASAP!!!!!

English Expression
What grade/year are you in? I'm in the first grade in middle school. I'm a first grader in middle school. I'm in the 7th grade. I'm a 7th grader. ----------------------- Are the answers all acceptable? Which one is commonly used? Can we use both 'grade' and 'year'?

Math (7th grade)
I have a math question that I do not really understand how to answer is there someone who can walk me through it? In Pinecrest middle school there are 58 6th graders 76 7th graders, and 38 8th graders. The counsel is made up of 35 students who are chosen to represent all three...

Science 7R
Tomorrow I have a science test on circulatory system and is there a practice test THAT IS ON 7TH GRADE SCIENCE REGENTS LEVEL!?!? please i really want to do well on the test if take a pre-test thanks ;) btw --- i'm going over my notes for the test just that i want to take a pre...

7th pre-algebra
I need help understanding how to slove two step equations. Example -10 - k=-36

8th grade math in pre-algebra
6(2x+3)=42

Math
How do you solve this equation; There are 128 7th graders at Mark's school, if there are 16 more girls than boys, how many 7th grade boys are there?

7th grade algebra
-7/8 + 5 1/2 x 11/15 In order of operations do I do 5 1/2 x 11/15 and then add the -7/8?

7th grade algebra
what is an algebraic expression for the value of 12

Math
A fertilizer covers 5/8 square foot in 1/4 hour. i don't understand how to work out this math problem. By the way i'm in 6th grade but technically doing advanced math so i'm doing 7th grade math. I don't know how to do this

7th grade
can you just give me a math riddle that's understandable to 7 th grade

7th grade
Okay, so what are the axiom names? (honors math) Should this go in the 8th grade place? Oh well...

7th grade math
There are 150 students in 7th grade. After signing up for electives for next year, the counselor posted the following data: Art - 65 students Band - 70 students Theatre - 50 students Not all students signed up for an elective. Display this data using Venn Diagrams. I do not ...

math-7th grade algebra 1
Please show the steps and explain how to do this as well. 3√8 · 2√5

7th grade math
I am in 6th grade and i am haveing trouble with statistics and how to memorize them!!! How can i do this???? Is there a special way???

Thanks
Thank you for answering my question!! Im in 7th grade and i 4got how 2 do Algebra! thank u again

7th grade
explain the usefulness of algebra in modern mathematics.

Algebra 7th Grade
what is -8(700-3)= (using distributive property)

Algebra 7th Grade
what is -8(700-3)= (using distributive property)

Algebra 7th Grade
what is -8(700-3)= (using distributive property)

Physical Science
Hi... well anyways so I am in 7th grade but I'm taking 8th grade science...I think...I know for sure that I am in Accelerated 7th grade science so if that helps at all, there you go:) Back to the subject I'm really confused with acceleration calculation and velocity, time, ...

math
Can i have the answers to the Algebra workbook 7th grade with the link to a pdf document with all the answers. Thank you

Pre-Algebra 7th
What does 20 divided by 4 minus 5 plus 12 equal? I'm trying to understand the order of operation. I think the answer might be -12. Is this correct?

Pre- algebra Math 6 th grade Gifted
what is the sum of the numbers 1 to 1000? ans:500500

english
- Computers - English - Foreign Languages - Health - Home Economics - Math - Music - Physical Education - Science - Social Studies GRADE LEVELS - Preschool - Kindergarten - Elementary School - 1st Grade - 2nd Grade - 3rd Grade - 4th Grade - 5th Grade - 6th Grade - 7th Grade - ...

7th grade algebra
Find the area of the circle with the given circumference C Use 3.14 for pi C=37.68

algebra honors
I was placed into algebra honors instead of advanced math.. I am in 7th grade.. I have to maintain an 80% for the entire year or go to virtual school all summer.. My question is: Is there a special technique, formula, or very useful site that might help me grasp the concepts ...

Math
use the digits 1,2,3, and 4 to write a number in scientific notation that is close to .001 this was in a 7th grade algebra book... what? is this even possible without the use of 0?

7th grade MATH
? reads,"7th place driver had a time that was 18.5 min slower thatn the driver ahead of him(2hr 43min 7sec), what was his time in hrs, min & sec.? What was the diff. btwn 1st and 7th? Calculate the winner's time in hrs. only(answer correct to 3 decimal places). Winners time: ...

7th grade Algebra 1 Honors 5-2 textbook help
How do you solve this for example g(t)-4 and the function is g(x)=x squared +1 . . . . . . .. . .I NEED THIS DONE BY TOMORROW HELP!

Algebra 7th grade
My teacher has me working on something he calls "tinging fractions". What is this? What does it mean? How does it work?

Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4)m=2 Thank you.

Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4) m=2 Thank you.

7th grade input/output patterns
I need to see a completed example of input/output patterns at the 7th grade level. Thanks,

geometry
Suppose line AB is parallel to line MN.Name all angles congruent to angle 8. In the figure at the right, x is parallel to y.List all angles that are congruent to angle 1. If the measure of angle 5 is 45 degrees, what are the measures of the other angles. This is on page 472 in...

Algebra
Business Computers English Foreign Languages Health Home Economics Math Music Physical Education Science Social Studies GRADE LEVELS Preschool Kindergarten Elementary School 1st Grade 2nd Grade 3rd Grade 4th Grade 5th Grade 6th Grade 7th Grade 8th Grade High School 9th Grade ...

pre- algebra(MATH)
I need help with pre-algebra solving equations by multiplying or dividing. Can you help me with this homework for free?

7th grade algebra
the sum of the weights of twin brothers if one weighs four more pounds than the other

pre alg
How do u find the GCF with exponets in a 7th gr. pre alg. class?

9th grade Pre Algebra
y3-2y2- + 3y-4 for y+5

7th grade algebra
I am supposed to match the function with its possible range. y=2x-1 is the probrem The ranges include -7,-4,-1,2,5,8 or -5,-3,-1,1,3 or 11,6,1,-4,-9,-14 or 4,3,2,1,0 Can you teach me how to figure this out???

7th grade algebra
I am supposed to match the function with its possible range. y=2x-1 is the probrem The ranges include -7,-4,-1,2,5,8 or -5,-3,-1,1,3 or 11,6,1,-4,-9,-14 or 4,3,2,1,0 Can you teach me how to figure this out???

pre-algebra
kk my teach told me to describe and draw things that are about pre-algebra and she told me to write what pre-algebra is... so can anyone help me??

Pre-algebra 7th NEED HELP
This is a question my teacher gave me and there are no parenthesis or whatever you might think it needs. It's 20 divided by 4 minus 5 plus 12. I think the answer is -12, but I'm not sure. PLEASE HELP!!!

7th grade math
7.5*8.4

Math 7th grade
34/6=(2x+1)/3

7th grade math
1. 36/7= _ _ 2. -8-m>-19

Math 7th grade
12 - 5 3/10

Math 7th grade
6 11/12 - 4 5/12

Math 7th grade
40/n = 28/22 what is n?

7th grade math
2x+7=4x+3 ? 3x+6=5x+1 ? 2n+6=8N+3 ? 6N+9=9n+6 ?

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