Answer:
x = ±
i
Step-by-step explanation:
subtract 64 from both sides
9x² = - 64 ( divide both sides by 9 )
x² = -
( take the square root of both sides )
x = ±
= ±
i
x=1/2
i hate the minimum word count
no one comes on here to learn how to do it, we come on here to get answers
Answer:
17.5
Step-by-step explanation:
180 = 40+ 8x
140 = 8x
17.5 = x
Answer:
A. 15 c squared Start Root 3 End Root
Step-by-step explanation:

Multiply the terms inside the square roots together

Look for items that are perfects squares

We can separate terms inside the square root into separate square roots


Combine like terms
