3 years ago

Solve the equation: 3(x - 5) = x + 21 ( please help me )

Mathematics

1 answer:

Alex787 [66]3 years ago

5 0

Answer:x=18

Step-by-step explanation:

3(x-5)=x+21

Distribute the 3

3x-15=x+21

Add 15 to each side

3x=x+36

Subtract x from each side

2x=36

Divide each side by 2

x=18

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