4(y+4)-7=3(4-1)-(y-4)

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Solution for 4(y+4)-7=3(4-1)-(y-4) equation:


Simplifying
4(y + 4) + -7 = 3(4 + -1) + -1(y + -4)

Reorder the terms:
4(4 + y) + -7 = 3(4 + -1) + -1(y + -4)
(4 * 4 + y * 4) + -7 = 3(4 + -1) + -1(y + -4)
(16 + 4y) + -7 = 3(4 + -1) + -1(y + -4)

Reorder the terms:
16 + -7 + 4y = 3(4 + -1) + -1(y + -4)

Combine like terms: 16 + -7 = 9
9 + 4y = 3(4 + -1) + -1(y + -4)

Combine like terms: 4 + -1 = 3
9 + 4y = 3(3) + -1(y + -4)

Multiply 3 * 3
9 + 4y = 9 + -1(y + -4)

Reorder the terms:
9 + 4y = 9 + -1(-4 + y)
9 + 4y = 9 + (-4 * -1 + y * -1)
9 + 4y = 9 + (4 + -1y)

Combine like terms: 9 + 4 = 13
9 + 4y = 13 + -1y

Solving
9 + 4y = 13 + -1y

Solving for variable 'y'.

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

Add 'y' to each side of the equation.
9 + 4y + y = 13 + -1y + y

Combine like terms: 4y + y = 5y
9 + 5y = 13 + -1y + y

Combine like terms: -1y + y = 0
9 + 5y = 13 + 0
9 + 5y = 13

Add '-9' to each side of the equation.
9 + -9 + 5y = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 5y = 13 + -9
5y = 13 + -9

Combine like terms: 13 + -9 = 4
5y = 4

Divide each side by '5'.
y = 0.8

Simplifying
y = 0.8

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