21-7x=7(3-x) Solve this please!!!!!!!!!!

asked Apr 23, 2021 92.7k views

3 votes

21-7x=7(3-x)
Solve this please!!!!!!!!!!

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3 votes

$21 - 7x = 7(3 - x)\\21 - 7x = 21 - 7x\\-7x + 7x = 21 - 21\\x \in \mathbb{R}$

Canac answered Apr 25, 2021

by Canac

8.0k points

2 votes

Answer:

All real numbers

Explanation:

21 - 7x = 7(3 - x)

21 - 7x = 21 - 7x

Since both sides of the equation are equal, the answer is all real numbers.

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