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8 August, 17:42

Match the following items.

Am I right

1. 2x + x + 4 = - 17

2

combine like terms

2. 3x + 4 = - 17

3

subtraction

3. 3x = - 21

4

division

4. x = - 7

1

Given

+2
Answers (1)
  1. 8 August, 20:55
    0
    Yup correct : D

    thrs a shorter method though

    Imagine + 4 flying over the = sign, and just change the sign (from + to - )

    It is a lot shorter, as long as you can visualise. If for example - 10 is flying over, it becomes + 10
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