2 years ago

5x + 20 = -5x What does "x" equal?

Mathematics

2 answers:

True [87]2 years ago

7 0

5x + 20 = -5x
5x + 5x = -20
10x = -20
x = -20/10
x = -2

mestny [16]2 years ago

6 0

5x+20=-5x x would represent 2 because if you replace x with two here is what you get
5(2)+ 20=-5(2)
10+20=-10
Which is equivalent to the first expression

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