4xsquared+8x-21=0

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Solution for 4xsquared+8x-21=0 equation:


Simplifying
4xsquared + 8x + -21 = 0

Reorder the terms:
-21 + 4adeqrsux + 8x = 0

Solving
-21 + 4adeqrsux + 8x = 0

Solving for variable 'a'.

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

Add '21' to each side of the equation.
-21 + 4adeqrsux + 21 + 8x = 0 + 21

Reorder the terms:
-21 + 21 + 4adeqrsux + 8x = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 4adeqrsux + 8x = 0 + 21
4adeqrsux + 8x = 0 + 21

Combine like terms: 0 + 21 = 21
4adeqrsux + 8x = 21

Add '-8x' to each side of the equation.
4adeqrsux + 8x + -8x = 21 + -8x

Combine like terms: 8x + -8x = 0
4adeqrsux + 0 = 21 + -8x
4adeqrsux = 21 + -8x

Divide each side by '4deqrsux'.
a = 5.25d-1e-1q-1r-1s-1u-1x-1 + -2d-1e-1q-1r-1s-1u-1

Simplifying
a = 5.25d-1e-1q-1r-1s-1u-1x-1 + -2d-1e-1q-1r-1s-1u-1

Reorder the terms:
a = -2d-1e-1q-1r-1s-1u-1 + 5.25d-1e-1q-1r-1s-1u-1x-1

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