7x+10+3x=20

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Solution for 7x+10+3x=20 equation:


Simplifying
7x + 10 + 3x = 20

Reorder the terms:
10 + 7x + 3x = 20

Combine like terms: 7x + 3x = 10x
10 + 10x = 20

Solving
10 + 10x = 20

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-10' to each side of the equation.
10 + -10 + 10x = 20 + -10

Combine like terms: 10 + -10 = 0
0 + 10x = 20 + -10
10x = 20 + -10

Combine like terms: 20 + -10 = 10
10x = 10

Divide each side by '10'.
x = 1

Simplifying
x = 1

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