3 years ago

3+×/2=10 Is ×/2=7 And does ×=14

1 answer:

7 0

$3+\dfrac{x}{2}=10\qquad|\text{subtract 3 from both sides}\\\\\dfrac{x}{2}=7\qquad|\text{multiply both sides by 2}\\\\\boxed{x=14}$

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