5(4.2-2.4)=1.5(8y-4)

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Solution for 5(4.2-2.4)=1.5(8y-4) equation:


Simplifying
5(4.2 + -2.4) = 1.5(8y + -4)

Combine like terms: 4.2 + -2.4 = 1.8
5(1.8) = 1.5(8y + -4)

Multiply 5 * 1.8
9 = 1.5(8y + -4)

Reorder the terms:
9 = 1.5(-4 + 8y)
9 = (-4 * 1.5 + 8y * 1.5)
9 = (-6 + 12y)

Solving
9 = -6 + 12y

Solving for variable 'y'.

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

Add '-12y' to each side of the equation.
9 + -12y = -6 + 12y + -12y

Combine like terms: 12y + -12y = 0
9 + -12y = -6 + 0
9 + -12y = -6

Add '-9' to each side of the equation.
9 + -9 + -12y = -6 + -9

Combine like terms: 9 + -9 = 0
0 + -12y = -6 + -9
-12y = -6 + -9

Combine like terms: -6 + -9 = -15
-12y = -15

Divide each side by '-12'.
y = 1.25

Simplifying
y = 1.25

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