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8th Grade Algebra: Answer Check
Find the length of the 3rd side of each right triangle. 1. 8^2+15^2=c^2 Answer: c=17 2. 5^2+b^2=13^2 Answer: b=12 3. 9^2+13^2=c^2 Answer: c~15.81 Simplify. Assume that all variables are nonnegative. { this means square root 4. {12
asked by Joy on January 20, 2009 
Math
Solve the equation and show the check of the potential answer(s). If any answers are excluded values, state this on your answer sheet. a2 + 4a  5/a2 + 2a  a + 3/a + 2 =1/a2 + 2a Can someone please show me how to do this problem
asked by Neil on May 6, 2018 
8th Grade Algebra: Answer Check #2
Add or Subtract (Radicals) { this means squared 1.3{2 + 4{2 Answer: 7{2 2. 8{3 + 3{3 Answer: 11{3 3. 7{5  3{5 Answer: 4{5 4. 8{2  5{2 Answer: 3{2 5. 6{x + 7{x Answer: 13{x 6. 9{y + 3{y Answer: 12{y Multiply 7. 3x^2(4x^23x5)
asked by Joy on January 20, 2009 
Math...Algebra :S
Hi, okay um. I'm trying to get his math question (Algebra :o) and i'm not quite sure what i'm doingbut everything i do, i get the wrong answer. The Question is 2m+n M= 2/5 and n= 1/2 (Fractions) Everytime i do the question, i
asked by Dawn on April 1, 2008 
Math 8R: Homework Check  Part 2
Part 2: Simplify by combining like terms and using the distributive property 11. 3x + 5x Answer: 8x 12. 3x + 5y  2x + 8, Answer: 1x + 5y + 8 13. 9 + 5m + 6b  2m  4, Answer: 3m + 5 + 6b 14. 3ab + 6c  ab + 10  2c, Answer: 2ab +
asked by Laruen on October 28, 2012 
Math
Hi, would someone mind just checking the answer I got for this formula and tell me if I'm on the right track or not. Question... x+y=21 3x=4y Answer I got... x=84 y= 63 I didn't get that. Check your math. I found 7y=63 but not y
asked by Jessica on October 22, 2006 
9th Grade Math
For #14, write an equation of the line that passes through each pair of points. Show all of your work to receive full credits. 1.) (9, 2) and (4, 3) Answer: 9 = 1x + 2 2.) (3, 5) and (2, 2) Answer: 3 = 7x + 5 3.) (4, 3) and
asked by Sharpshooter on September 25, 2017 
precalculus
Can you check my answer? Which of the following shows the best next step to prove the following by mathematical induction? 1+4+7+10 + + (3n2)=n/2(3n1) 1.When n=1, the formula is valid because (3*12)=1/2(3*11) (32)=1/2(31)
asked by sally on December 15, 2016 
Language Arts
Read each sentence. Circle the contraction or contractions in each sentence below: 1. He's going to show me how to prepare dinner. Answer: Circle He's 2. Can you tell if she's your friend or enemy? Answer: Circle she's 3.We'll
asked by Patrick on March 2, 2016 
Simplify
Simplify the following number. ∛729 I think it is ∛9, but I do not know. Please help, and check my answer. I will appreciate it if you guys can answer this as soon as possible. It is part of a RATIONAL EXPONENTS question. The
asked by Brady on February 14, 2014