7(x-3)+3(4-3)=-8

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Solution for 7(x-3)+3(4-3)=-8 equation:


Simplifying
7(x + -3) + 3(4 + -3) = -8

Reorder the terms:
7(-3 + x) + 3(4 + -3) = -8
(-3 * 7 + x * 7) + 3(4 + -3) = -8
(-21 + 7x) + 3(4 + -3) = -8

Combine like terms: 4 + -3 = 1
-21 + 7x + 3(1) = -8

Multiply 3 * 1
-21 + 7x + 3 = -8

Reorder the terms:
-21 + 3 + 7x = -8

Combine like terms: -21 + 3 = -18
-18 + 7x = -8

Solving
-18 + 7x = -8

Solving for variable 'x'.

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

Add '18' to each side of the equation.
-18 + 18 + 7x = -8 + 18

Combine like terms: -18 + 18 = 0
0 + 7x = -8 + 18
7x = -8 + 18

Combine like terms: -8 + 18 = 10
7x = 10

Divide each side by '7'.
x = 1.428571429

Simplifying
x = 1.428571429

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