Question

Solve for x.
ax+7x=13

Answer 1

x = 13/a+7

Explanation:

1. Combine all terms containing x.

(a+7)x=13

2. Divide both sides by a+7.

(a+7)x/a+7 (fraction) = 13/a+7 (fraction)

​3. Dividing by a+7 undoes the multiplication by a+7.

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