3x+5+2x+7=10

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Solution for 3x+5+2x+7=10 equation:


Simplifying
3x + 5 + 2x + 7 = 10

Reorder the terms:
5 + 7 + 3x + 2x = 10

Combine like terms: 5 + 7 = 12
12 + 3x + 2x = 10

Combine like terms: 3x + 2x = 5x
12 + 5x = 10

Solving
12 + 5x = 10

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 5x = 10 + -12

Combine like terms: 12 + -12 = 0
0 + 5x = 10 + -12
5x = 10 + -12

Combine like terms: 10 + -12 = -2
5x = -2

Divide each side by '5'.
x = -0.4

Simplifying
x = -0.4

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