Question
Find the value of each unknown:
-8 = 5x – 3
-8 = 5x – 3
✓
Answer
-8 = 5x – 3
Add 3 on both sides
-8 + 3 = 5x
⇒ -5 = 5x
Divide both sides by 5
$\frac{-5}{5}=\frac{5 x}{5}$
⇒ -1 = x
Add 3 on both sides
-8 + 3 = 5x
⇒ -5 = 5x
Divide both sides by 5
$\frac{-5}{5}=\frac{5 x}{5}$
⇒ -1 = x
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