21(1+2y)+4y=5

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Solution for 21(1+2y)+4y=5 equation:


Simplifying
21(1 + 2y) + 4y = 5
(1 * 21 + 2y * 21) + 4y = 5
(21 + 42y) + 4y = 5

Combine like terms: 42y + 4y = 46y
21 + 46y = 5

Solving
21 + 46y = 5

Solving for variable 'y'.

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

Add '-21' to each side of the equation.
21 + -21 + 46y = 5 + -21

Combine like terms: 21 + -21 = 0
0 + 46y = 5 + -21
46y = 5 + -21

Combine like terms: 5 + -21 = -16
46y = -16

Divide each side by '46'.
y = -0.347826087

Simplifying
y = -0.347826087

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