2*20-3x=7x+8

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Solution for 2*20-3x=7x+8 equation:


Simplifying
2 * 20 + -3x = 7x + 8

Multiply 2 * 20
40 + -3x = 7x + 8

Reorder the terms:
40 + -3x = 8 + 7x

Solving
40 + -3x = 8 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
40 + -3x + -7x = 8 + 7x + -7x

Combine like terms: -3x + -7x = -10x
40 + -10x = 8 + 7x + -7x

Combine like terms: 7x + -7x = 0
40 + -10x = 8 + 0
40 + -10x = 8

Add '-40' to each side of the equation.
40 + -40 + -10x = 8 + -40

Combine like terms: 40 + -40 = 0
0 + -10x = 8 + -40
-10x = 8 + -40

Combine like terms: 8 + -40 = -32
-10x = -32

Divide each side by '-10'.
x = 3.2

Simplifying
x = 3.2

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