12(4)+11(-3)+7z=22

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Solution for 12(4)+11(-3)+7z=22 equation: 


Simplifying
12(4) + 11(-3) + 7z = 22

Multiply 12 * 4
48 + 11(-3) + 7z = 22

Multiply 11 * -3
48 + -33 + 7z = 22

Combine like terms: 48 + -33 = 15
15 + 7z = 22

Solving
15 + 7z = 22

Solving for variable 'z'.

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

Add '-15' to each side of the equation.
15 + -15 + 7z = 22 + -15

Combine like terms: 15 + -15 = 0
0 + 7z = 22 + -15
7z = 22 + -15

Combine like terms: 22 + -15 = 7
7z = 7

Divide each side by '7'.
z = 1

Simplifying
z = 1

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