Answer:
8a+24b
Step-by-step explanation:
Answer:
9 13
a_. b=_
3 3
Step-by-step explanation:
it's that because you can devid 9 by 3
Answer:
x = - 6, x = 6
Step-by-step explanation:
Given
x² + 7 = 43 ( subtract 7 from both sides )
x² = 36 ( take the square root of both sides )
x = ±
= ± 6
Thus
x = - 6, x = 6