Question

7x=20-x equation in one variable​

Answer 1

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7x = 20 - x

7x + x = 20

8x = 20

$x =\frac{20}{8}$

$x = \frac{10}{4}$

$x = \frac{5}{2}$

Answer 2

Step-by-step explanation:

7x = 20 - x

7x + x = 20

8x = 20

x =\frac{20}{8}x=

8

20

x = \frac{10}{4}x=

4

10

x = \frac{5}{2}x=

2

5