(7x-3x)*(10-3)+(3x+5)=100+10x

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Solution for (7x-3x)*(10-3)+(3x+5)=100+10x equation:


Simplifying
(7x + -3x)(10 + -3) + (3x + 5) = 100 + 10x

Combine like terms: 7x + -3x = 4x
(4x)(10 + -3) + (3x + 5) = 100 + 10x

Remove parenthesis around (4x)
4x(10 + -3) + (3x + 5) = 100 + 10x

Combine like terms: 10 + -3 = 7
4x(7) + (3x + 5) = 100 + 10x

Reorder the terms for easier multiplication:
4 * 7x + (3x + 5) = 100 + 10x

Multiply 4 * 7
28x + (3x + 5) = 100 + 10x

Reorder the terms:
28x + (5 + 3x) = 100 + 10x

Remove parenthesis around (5 + 3x)
28x + 5 + 3x = 100 + 10x

Reorder the terms:
5 + 28x + 3x = 100 + 10x

Combine like terms: 28x + 3x = 31x
5 + 31x = 100 + 10x

Solving
5 + 31x = 100 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
5 + 31x + -10x = 100 + 10x + -10x

Combine like terms: 31x + -10x = 21x
5 + 21x = 100 + 10x + -10x

Combine like terms: 10x + -10x = 0
5 + 21x = 100 + 0
5 + 21x = 100

Add '-5' to each side of the equation.
5 + -5 + 21x = 100 + -5

Combine like terms: 5 + -5 = 0
0 + 21x = 100 + -5
21x = 100 + -5

Combine like terms: 100 + -5 = 95
21x = 95

Divide each side by '21'.
x = 4.523809524

Simplifying
x = 4.523809524

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