((r+4))/((-8))=16

解答

\frac{( r + 4 )}{( - 8 )} = 16

r = - 132

求解步骤

\frac{( r + 4 )}{( - 8 )} = 16

在两边乘以

- 8

r + 4 = - 128

将

4

到右边

r = - 132

s im pl i f y (a^{m})^{n}

f a c t or - x^{3} - 6 x^{2} - 12 x - 8

f a c t or x^{3} y^{3} - 8 z^{3}

4 ∣ x - 12 ∣ + 1 = - 7 ∣ x - 12 ∣ + 1

(x + 2)^{2} - 10 (x + 2) = - 9