(5z-3)(x+7)-(5z-3)(x-6)=

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Solution for (5z-3)(x+7)-(5z-3)(x-6)= equation:


Simplifying
(5z + -3)(x + 7) + -1(5z + -3)(x + -6) = 0

Reorder the terms:
(-3 + 5z)(x + 7) + -1(5z + -3)(x + -6) = 0

Reorder the terms:
(-3 + 5z)(7 + x) + -1(5z + -3)(x + -6) = 0

Multiply (-3 + 5z) * (7 + x)
(-3(7 + x) + 5z * (7 + x)) + -1(5z + -3)(x + -6) = 0
((7 * -3 + x * -3) + 5z * (7 + x)) + -1(5z + -3)(x + -6) = 0
((-21 + -3x) + 5z * (7 + x)) + -1(5z + -3)(x + -6) = 0
(-21 + -3x + (7 * 5z + x * 5z)) + -1(5z + -3)(x + -6) = 0

Reorder the terms:
(-21 + -3x + (5xz + 35z)) + -1(5z + -3)(x + -6) = 0
(-21 + -3x + (5xz + 35z)) + -1(5z + -3)(x + -6) = 0
(-21 + -3x + 5xz + 35z) + -1(5z + -3)(x + -6) = 0

Reorder the terms:
-21 + -3x + 5xz + 35z + -1(-3 + 5z)(x + -6) = 0

Reorder the terms:
-21 + -3x + 5xz + 35z + -1(-3 + 5z)(-6 + x) = 0

Multiply (-3 + 5z) * (-6 + x)
-21 + -3x + 5xz + 35z + -1(-3(-6 + x) + 5z * (-6 + x)) = 0
-21 + -3x + 5xz + 35z + -1((-6 * -3 + x * -3) + 5z * (-6 + x)) = 0
-21 + -3x + 5xz + 35z + -1((18 + -3x) + 5z * (-6 + x)) = 0
-21 + -3x + 5xz + 35z + -1(18 + -3x + (-6 * 5z + x * 5z)) = 0

Reorder the terms:
-21 + -3x + 5xz + 35z + -1(18 + -3x + (5xz + -30z)) = 0
-21 + -3x + 5xz + 35z + -1(18 + -3x + (5xz + -30z)) = 0
-21 + -3x + 5xz + 35z + -1(18 + -3x + 5xz + -30z) = 0
-21 + -3x + 5xz + 35z + (18 * -1 + -3x * -1 + 5xz * -1 + -30z * -1) = 0
-21 + -3x + 5xz + 35z + (-18 + 3x + -5xz + 30z) = 0

Reorder the terms:
-21 + -18 + -3x + 3x + 5xz + -5xz + 35z + 30z = 0

Combine like terms: -21 + -18 = -39
-39 + -3x + 3x + 5xz + -5xz + 35z + 30z = 0

Combine like terms: -3x + 3x = 0
-39 + 0 + 5xz + -5xz + 35z + 30z = 0
-39 + 5xz + -5xz + 35z + 30z = 0

Combine like terms: 5xz + -5xz = 0
-39 + 0 + 35z + 30z = 0
-39 + 35z + 30z = 0

Combine like terms: 35z + 30z = 65z
-39 + 65z = 0

Solving
-39 + 65z = 0

Solving for variable 'z'.

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

Add '39' to each side of the equation.
-39 + 39 + 65z = 0 + 39

Combine like terms: -39 + 39 = 0
0 + 65z = 0 + 39
65z = 0 + 39

Combine like terms: 0 + 39 = 39
65z = 39

Divide each side by '65'.
z = 0.6

Simplifying
z = 0.6

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