6+7(-7z+1)=2(-5z-4)+6

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Solution for 6+7(-7z+1)=2(-5z-4)+6 equation:


Simplifying
6 + 7(-7z + 1) = 2(-5z + -4) + 6

Reorder the terms:
6 + 7(1 + -7z) = 2(-5z + -4) + 6
6 + (1 * 7 + -7z * 7) = 2(-5z + -4) + 6
6 + (7 + -49z) = 2(-5z + -4) + 6

Combine like terms: 6 + 7 = 13
13 + -49z = 2(-5z + -4) + 6

Reorder the terms:
13 + -49z = 2(-4 + -5z) + 6
13 + -49z = (-4 * 2 + -5z * 2) + 6
13 + -49z = (-8 + -10z) + 6

Reorder the terms:
13 + -49z = -8 + 6 + -10z

Combine like terms: -8 + 6 = -2
13 + -49z = -2 + -10z

Solving
13 + -49z = -2 + -10z

Solving for variable 'z'.

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

Add '10z' to each side of the equation.
13 + -49z + 10z = -2 + -10z + 10z

Combine like terms: -49z + 10z = -39z
13 + -39z = -2 + -10z + 10z

Combine like terms: -10z + 10z = 0
13 + -39z = -2 + 0
13 + -39z = -2

Add '-13' to each side of the equation.
13 + -13 + -39z = -2 + -13

Combine like terms: 13 + -13 = 0
0 + -39z = -2 + -13
-39z = -2 + -13

Combine like terms: -2 + -13 = -15
-39z = -15

Divide each side by '-39'.
z = 0.3846153846

Simplifying
z = 0.3846153846

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