3 years ago

Solve x ^ 2 + 10x = -21.

Mathematics

2 answers:

8_murik_8 [283]3 years ago

6 0

Answer:

X = -7, -3

(AKA B)

gladu [14]3 years ago

5 0

Answer:

x= -7 and x= -3

Step-by-step explanation:

x^2 + 10x = -21

= X^2 + 10x + 21 (Bring the -21 to the other side to make it positive)

factor the equation...

= (x+7)(x+3)

x= -7 and x= -3

if you need help on how to factor I can help

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