20=4x-3+7

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Solution for 20=4x-3+7 equation:


Simplifying
20 = 4x + -3 + 7

Reorder the terms:
20 = -3 + 7 + 4x

Combine like terms: -3 + 7 = 4
20 = 4 + 4x

Solving
20 = 4 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
20 + -4x = 4 + 4x + -4x

Combine like terms: 4x + -4x = 0
20 + -4x = 4 + 0
20 + -4x = 4

Add '-20' to each side of the equation.
20 + -20 + -4x = 4 + -20

Combine like terms: 20 + -20 = 0
0 + -4x = 4 + -20
-4x = 4 + -20

Combine like terms: 4 + -20 = -16
-4x = -16

Divide each side by '-4'.
x = 4

Simplifying
x = 4

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