7(2z+4)-10z=3z-2

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Solution for 7(2z+4)-10z=3z-2 equation:


Simplifying
7(2z + 4) + -10z = 3z + -2

Reorder the terms:
7(4 + 2z) + -10z = 3z + -2
(4 * 7 + 2z * 7) + -10z = 3z + -2
(28 + 14z) + -10z = 3z + -2

Combine like terms: 14z + -10z = 4z
28 + 4z = 3z + -2

Reorder the terms:
28 + 4z = -2 + 3z

Solving
28 + 4z = -2 + 3z

Solving for variable 'z'.

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

Add '-3z' to each side of the equation.
28 + 4z + -3z = -2 + 3z + -3z

Combine like terms: 4z + -3z = 1z
28 + 1z = -2 + 3z + -3z

Combine like terms: 3z + -3z = 0
28 + 1z = -2 + 0
28 + 1z = -2

Add '-28' to each side of the equation.
28 + -28 + 1z = -2 + -28

Combine like terms: 28 + -28 = 0
0 + 1z = -2 + -28
1z = -2 + -28

Combine like terms: -2 + -28 = -30
1z = -30

Divide each side by '1'.
z = -30

Simplifying
z = -30

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