45=(3y+1)-(5y+4)

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Solution for 45=(3y+1)-(5y+4) equation:


Simplifying
45 = (3y + 1) + -1(5y + 4)

Reorder the terms:
45 = (1 + 3y) + -1(5y + 4)

Remove parenthesis around (1 + 3y)
45 = 1 + 3y + -1(5y + 4)

Reorder the terms:
45 = 1 + 3y + -1(4 + 5y)
45 = 1 + 3y + (4 * -1 + 5y * -1)
45 = 1 + 3y + (-4 + -5y)

Reorder the terms:
45 = 1 + -4 + 3y + -5y

Combine like terms: 1 + -4 = -3
45 = -3 + 3y + -5y

Combine like terms: 3y + -5y = -2y
45 = -3 + -2y

Solving
45 = -3 + -2y

Solving for variable 'y'.

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

Add '2y' to each side of the equation.
45 + 2y = -3 + -2y + 2y

Combine like terms: -2y + 2y = 0
45 + 2y = -3 + 0
45 + 2y = -3

Add '-45' to each side of the equation.
45 + -45 + 2y = -3 + -45

Combine like terms: 45 + -45 = 0
0 + 2y = -3 + -45
2y = -3 + -45

Combine like terms: -3 + -45 = -48
2y = -48

Divide each side by '2'.
y = -24

Simplifying
y = -24

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