(3y+0.4)+(4y-1.5)=

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Solution for (3y+0.4)+(4y-1.5)= equation:


Simplifying
(3y + 0.4) + (4y + -1.5) = 0

Reorder the terms:
(0.4 + 3y) + (4y + -1.5) = 0

Remove parenthesis around (0.4 + 3y)
0.4 + 3y + (4y + -1.5) = 0

Reorder the terms:
0.4 + 3y + (-1.5 + 4y) = 0

Remove parenthesis around (-1.5 + 4y)
0.4 + 3y + -1.5 + 4y = 0

Reorder the terms:
0.4 + -1.5 + 3y + 4y = 0

Combine like terms: 0.4 + -1.5 = -1.1
-1.1 + 3y + 4y = 0

Combine like terms: 3y + 4y = 7y
-1.1 + 7y = 0

Solving
-1.1 + 7y = 0

Solving for variable 'y'.

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

Add '1.1' to each side of the equation.
-1.1 + 1.1 + 7y = 0 + 1.1

Combine like terms: -1.1 + 1.1 = 0.0
0.0 + 7y = 0 + 1.1
7y = 0 + 1.1

Combine like terms: 0 + 1.1 = 1.1
7y = 1.1

Divide each side by '7'.
y = 0.1571428571

Simplifying
y = 0.1571428571

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