7-(-4)=4x-14-21x

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Solution for 7-(-4)=4x-14-21x equation:


Simplifying
7 + -1(-4) = 4x + -14 + -21x

Multiply -1 * -4
7 + 4 = 4x + -14 + -21x

Combine like terms: 7 + 4 = 11
11 = 4x + -14 + -21x

Reorder the terms:
11 = -14 + 4x + -21x

Combine like terms: 4x + -21x = -17x
11 = -14 + -17x

Solving
11 = -14 + -17x

Solving for variable 'x'.

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

Add '17x' to each side of the equation.
11 + 17x = -14 + -17x + 17x

Combine like terms: -17x + 17x = 0
11 + 17x = -14 + 0
11 + 17x = -14

Add '-11' to each side of the equation.
11 + -11 + 17x = -14 + -11

Combine like terms: 11 + -11 = 0
0 + 17x = -14 + -11
17x = -14 + -11

Combine like terms: -14 + -11 = -25
17x = -25

Divide each side by '17'.
x = -1.470588235

Simplifying
x = -1.470588235

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