Math check my answers please

1. x/5=-2
A. -45
B. 35
C. -10
D. 21
2. 13x - 7= 136
A. 11
B. 15
C. 8
D. 9
Solve the following equation
3. 3x - 3=15
A. 4
B. 5
C. 6
D. 7
4. Ernesto loses 14.5 pounds in 7 months. Now he weighs 156.5 pounds. Which equation can be used to find how much he weighed before?
A. x+14.5=156.5
B. x-14.5=156.5
C. 7x+14.5=156.5
D. 7x-14.5=156.5
5. Sanding opened a savings account with $50. Each week after that she deposits eight dollars into her account. How many weeks does it take her to save $450?
A. 56.25 weeks
B. 62.5 weeks
C. 52 weeks
D. 50 weeks
My answers
1. C
2. A
3. C
4. A
5. D
Please respond and if there is anything wrong with these answers please tell me

asked by Gurl nerd
  1. 1. yes
    2. yes
    3. yes
    4. disagree He had to weigh MORE before
    5. yes

    posted by Damon
  2. 1. C - yes
    2. A - yes
    3. C - yes
    4. A - yes
    5. D - yes

    posted by Ms. Sue
  3. Of course, Damon is right about 4.

    I goofed.

    posted by Ms. Sue
  4. Ok thank you guys again!

    posted by Gurl nerd

Respond to this Question

First Name

Your Response

Similar Questions

  1. math/algebra

    subtract. express in simplest form 13x/30 - 4x/ 15 = factor the first denominator. Get a common denominator. Combine terms. I will be happy to critique your work. ok 13x/30 - 4x/ 15 = This is where I get lost, I know that I have
  2. math

    3x=13x=96 -6x-11x=-136 6.4x-2.3x=-65.6
  3. algebra

    Find an equation for a line that has a slope of -13 and contains (-7, 2) Answer choices 1. y = -13x - 89 2. y = 13x + 93 3. y = -13x + 19 4. y = 13x - 33
  4. Algebra

    Can you pleas Solve the quadric equation step by step 4x square =13x+2 4x^2 = 13x + 2 subtract 13x and 2 from both sides 4x^2 - 13x - 2 = 0 Now use the quadratic formula, since it does not factor.
  5. intermidate algebra

    Solve each equadratic equation by factoring. 6^2-13x-28 36-13x-28 -13x=-36+28 x=64/13 check this, correct if wrong
  6. algebra

    6^2-13x-28 36-13x-28 -13x=-36-28 x=8/13 could you check this problem it had to be done and turn in tonight.
  7. intermidate algebra

    6^2-13x=-5 6^2-13x=-5 6^2=13x-5 I have tried this problem so much what am doing wrong.
  8. algebra2

    Solve each of the following quadratic equations. can some explain how to do these kinds of problems 4x^2=13x+12 i believe if i am understanding this i am supose to add to where i get =0 4x^2-13x+12=0 now what do i need to do I am
  9. Algebra

    Hello all - I would like to check my work on 2 problems. Solve by factoring : x^2-13x= -12 x^2-13x+12= -12 + 12 x^2-13x+12= 0 (x-1)(x-12)= 0 x = 1 , 12 Solve using the square root property: 2x^2-35=15 2x^2-35-15=0 2x^2-50=0
  10. Chemistry

    The element X has an atomic mass of 12.80 amu. It is known to have two isotopes 12X and 13X. Which of the following is true about the relative abundancies of 12X and 13X? a) both isotopes occur with the same frequency. b)12X
  11. chem

    The element X has an atomic mass of 12.80 amu. It is known to have two isotopes 12X and 13X. Which of the following is true about the relative abundancies of 12X and 13X? a) both isotopes occur with the same frequency. b)12X

More Similar Questions