Math check my answers please

posted by Gurl nerd

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

  1. Damon

    1. yes
    2. yes
    3. yes
    4. disagree He had to weigh MORE before
    5. yes

  2. Ms. Sue

    1. C - yes
    2. A - yes
    3. C - yes
    4. A - yes
    5. D - yes

  3. Ms. Sue

    Of course, Damon is right about 4.

    I goofed.

  4. Gurl nerd

    Ok thank you guys again!

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