90x+20(80)=80x+80*80

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Solution for 90x+20(80)=80x+80*80 equation:


Simplifying
90x + 20(80) = 80x + 80 * 80

Multiply 20 * 80
90x + 1600 = 80x + 80 * 80

Reorder the terms:
1600 + 90x = 80x + 80 * 80

Multiply 80 * 80
1600 + 90x = 80x + 6400

Reorder the terms:
1600 + 90x = 6400 + 80x

Solving
1600 + 90x = 6400 + 80x

Solving for variable 'x'.

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

Add '-80x' to each side of the equation.
1600 + 90x + -80x = 6400 + 80x + -80x

Combine like terms: 90x + -80x = 10x
1600 + 10x = 6400 + 80x + -80x

Combine like terms: 80x + -80x = 0
1600 + 10x = 6400 + 0
1600 + 10x = 6400

Add '-1600' to each side of the equation.
1600 + -1600 + 10x = 6400 + -1600

Combine like terms: 1600 + -1600 = 0
0 + 10x = 6400 + -1600
10x = 6400 + -1600

Combine like terms: 6400 + -1600 = 4800
10x = 4800

Divide each side by '10'.
x = 480

Simplifying
x = 480

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