21y=4(5t-7)

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Solution for 21y=4(5t-7) equation: 


Simplifying
21y = 4(5t + -7)

Reorder the terms:
21y = 4(-7 + 5t)
21y = (-7 * 4 + 5t * 4)
21y = (-28 + 20t)

Solving
21y = -28 + 20t

Solving for variable 'y'.

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

Divide each side by '21'.
y = -1.333333333 + 0.9523809524t

Simplifying
y = -1.333333333 + 0.9523809524t

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