Question

What is the value of x in the equation –2.4x = 8.4?

1. –20.16
2. –3.5
3. 3.5
4. 20.16

Answer 1

-3.5

Explanation:

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Answer 2

2. -3.5

Steps:

divide both sides by by (-2.4): -2.4x ÷ (-2.4) = 8.4 ÷ (-2.4)

any equation divided by itself equals 1 so that would be the right side: x = 8.4 ÷ (-2.4)

divide the equation on the left and get: x = -3.5