3(x-7)+2x=-1

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Solution for 3(x-7)+2x=-1 equation:


Simplifying
3(x + -7) + 2x = -1

Reorder the terms:
3(-7 + x) + 2x = -1
(-7 * 3 + x * 3) + 2x = -1
(-21 + 3x) + 2x = -1

Combine like terms: 3x + 2x = 5x
-21 + 5x = -1

Solving
-21 + 5x = -1

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 5x = -1 + 21

Combine like terms: -21 + 21 = 0
0 + 5x = -1 + 21
5x = -1 + 21

Combine like terms: -1 + 21 = 20
5x = 20

Divide each side by '5'.
x = 4

Simplifying
x = 4

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