7(4y+15)-6(8y+4)=1

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Solution for 7(4y+15)-6(8y+4)=1 equation:


Simplifying
7(4y + 15) + -6(8y + 4) = 1

Reorder the terms:
7(15 + 4y) + -6(8y + 4) = 1
(15 * 7 + 4y * 7) + -6(8y + 4) = 1
(105 + 28y) + -6(8y + 4) = 1

Reorder the terms:
105 + 28y + -6(4 + 8y) = 1
105 + 28y + (4 * -6 + 8y * -6) = 1
105 + 28y + (-24 + -48y) = 1

Reorder the terms:
105 + -24 + 28y + -48y = 1

Combine like terms: 105 + -24 = 81
81 + 28y + -48y = 1

Combine like terms: 28y + -48y = -20y
81 + -20y = 1

Solving
81 + -20y = 1

Solving for variable 'y'.

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

Add '-81' to each side of the equation.
81 + -81 + -20y = 1 + -81

Combine like terms: 81 + -81 = 0
0 + -20y = 1 + -81
-20y = 1 + -81

Combine like terms: 1 + -81 = -80
-20y = -80

Divide each side by '-20'.
y = 4

Simplifying
y = 4

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