What is the answer to (d+20)/(-4)=-9 ?

The answer to (d+20)/(-4)=-9 is d=16

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(d+20)/(-4)=-9

\frac{d + 20}{- 4} = - 9

d = 16

Solution steps

\frac{d + 20}{- 4} = - 9

Multiply both sides by

- 4

d + 20 = 36

Move

20

to the right side

d = 16

- x^{2} - 3 x + 40

3 ∣ 4 x - 2 ∣ - 1 = 59

x^{2} - 2 x y - 63 y^{2}

x^{2} + 14 x + 48 = 0

9 x^{2} - 1 = 24