3x+5+7x-4=102

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Solution for 3x+5+7x-4=102 equation:


Simplifying
3x + 5 + 7x + -4 = 102

Reorder the terms:
5 + -4 + 3x + 7x = 102

Combine like terms: 5 + -4 = 1
1 + 3x + 7x = 102

Combine like terms: 3x + 7x = 10x
1 + 10x = 102

Solving
1 + 10x = 102

Solving for variable 'x'.

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

Add '-1' to each side of the equation.
1 + -1 + 10x = 102 + -1

Combine like terms: 1 + -1 = 0
0 + 10x = 102 + -1
10x = 102 + -1

Combine like terms: 102 + -1 = 101
10x = 101

Divide each side by '10'.
x = 10.1

Simplifying
x = 10.1

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