-7r^2+9t+2whenr=4

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Solution for -7r^2+9t+2whenr=4 equation:


Simplifying
-7r2 + 9t + 2whenr = 4

Reorder the terms:
2ehnrw + -7r2 + 9t = 4

Solving
2ehnrw + -7r2 + 9t = 4

Solving for variable 'e'.

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

Add '7r2' to each side of the equation.
2ehnrw + -7r2 + 7r2 + 9t = 4 + 7r2

Combine like terms: -7r2 + 7r2 = 0
2ehnrw + 0 + 9t = 4 + 7r2
2ehnrw + 9t = 4 + 7r2

Add '-9t' to each side of the equation.
2ehnrw + 9t + -9t = 4 + 7r2 + -9t

Combine like terms: 9t + -9t = 0
2ehnrw + 0 = 4 + 7r2 + -9t
2ehnrw = 4 + 7r2 + -9t

Divide each side by '2hnrw'.
e = 2h-1n-1r-1w-1 + 3.5h-1n-1rw-1 + -4.5h-1n-1r-1tw-1

Simplifying
e = 2h-1n-1r-1w-1 + 3.5h-1n-1rw-1 + -4.5h-1n-1r-1tw-1

Reorder the terms:
e = -4.5h-1n-1r-1tw-1 + 2h-1n-1r-1w-1 + 3.5h-1n-1rw-1

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