-3(7+x)+4(1+4x)=22

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Solution for -3(7+x)+4(1+4x)=22 equation:


Simplifying
-3(7 + x) + 4(1 + 4x) = 22
(7 * -3 + x * -3) + 4(1 + 4x) = 22
(-21 + -3x) + 4(1 + 4x) = 22
-21 + -3x + (1 * 4 + 4x * 4) = 22
-21 + -3x + (4 + 16x) = 22

Reorder the terms:
-21 + 4 + -3x + 16x = 22

Combine like terms: -21 + 4 = -17
-17 + -3x + 16x = 22

Combine like terms: -3x + 16x = 13x
-17 + 13x = 22

Solving
-17 + 13x = 22

Solving for variable 'x'.

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

Add '17' to each side of the equation.
-17 + 17 + 13x = 22 + 17

Combine like terms: -17 + 17 = 0
0 + 13x = 22 + 17
13x = 22 + 17

Combine like terms: 22 + 17 = 39
13x = 39

Divide each side by '13'.
x = 3

Simplifying
x = 3

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