-21-4(2)-(-11)+(-18)=x

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Solution for -21-4(2)-(-11)+(-18)=x equation:


Simplifying
-21 + -4(2) + -1(-11) + (-18) = x

Multiply -4 * 2
-21 + -8 + -1(-11) + (-18) = x

Multiply -1 * -11
-21 + -8 + 11 + (-18) = x
-21 + -8 + 11 + -18 = x

Combine like terms: -21 + -8 = -29
-29 + 11 + -18 = x

Combine like terms: -29 + 11 = -18
-18 + -18 = x

Combine like terms: -18 + -18 = -36
-36 = x

Solving
-36 = x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
-36 + -1x = x + -1x

Combine like terms: x + -1x = 0
-36 + -1x = 0

Add '36' to each side of the equation.
-36 + 36 + -1x = 0 + 36

Combine like terms: -36 + 36 = 0
0 + -1x = 0 + 36
-1x = 0 + 36

Combine like terms: 0 + 36 = 36
-1x = 36

Divide each side by '-1'.
x = -36

Simplifying
x = -36

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