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17 November, 20:25

Solve each equation. use substitution to check your answer.

1) X-5=8

2) A+4=21

3) M+3=-5

+1
Answers (2)
  1. 17 November, 21:31
    0
    1.) x-5=8

    +5 + 5

    x=13

    2.) a+4=21

    -4 - 4

    a=17

    3.) m+3=-5

    -3 - 3

    m=-8
  2. 18 November, 00:06
    0
    3 is the correct answee
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