7.8y-4.9-5.4y=23

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Solution for 7.8y-4.9-5.4y=23 equation:


Simplifying
7.8y + -4.9 + -5.4y = 23

Reorder the terms:
-4.9 + 7.8y + -5.4y = 23

Combine like terms: 7.8y + -5.4y = 2.4y
-4.9 + 2.4y = 23

Solving
-4.9 + 2.4y = 23

Solving for variable 'y'.

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

Add '4.9' to each side of the equation.
-4.9 + 4.9 + 2.4y = 23 + 4.9

Combine like terms: -4.9 + 4.9 = 0.0
0.0 + 2.4y = 23 + 4.9
2.4y = 23 + 4.9

Combine like terms: 23 + 4.9 = 27.9
2.4y = 27.9

Divide each side by '2.4'.
y = 11.625

Simplifying
y = 11.625

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