7(z-3)-(2+8z)=-22

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Solution for 7(z-3)-(2+8z)=-22 equation:


Simplifying
7(z + -3) + -1(2 + 8z) = -22

Reorder the terms:
7(-3 + z) + -1(2 + 8z) = -22
(-3 * 7 + z * 7) + -1(2 + 8z) = -22
(-21 + 7z) + -1(2 + 8z) = -22
-21 + 7z + (2 * -1 + 8z * -1) = -22
-21 + 7z + (-2 + -8z) = -22

Reorder the terms:
-21 + -2 + 7z + -8z = -22

Combine like terms: -21 + -2 = -23
-23 + 7z + -8z = -22

Combine like terms: 7z + -8z = -1z
-23 + -1z = -22

Solving
-23 + -1z = -22

Solving for variable 'z'.

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

Add '23' to each side of the equation.
-23 + 23 + -1z = -22 + 23

Combine like terms: -23 + 23 = 0
0 + -1z = -22 + 23
-1z = -22 + 23

Combine like terms: -22 + 23 = 1
-1z = 1

Divide each side by '-1'.
z = -1

Simplifying
z = -1

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