Answer:
-15
Step-by-step explanation:
(-3)^2 - 3(-3)(-2) + 2(-3)
Answer:
6/5
Step-by-step explanation:
5x + 14 = 20
Subtract 14 from 20
5x = 6
Divide both sides by 5
x = 6/5
Answer:

Step-by-step explanation:

Answer:
(1/3)⁷
Step-by-step explanation:
negative exponents work like this:
x⁻²=(1/x)²
Apply this theory to this equation:
3⁻⁷=
(1/3)⁷
2*8 using <span>distributive property
= 2(3+5)
= 6+ 10
= 16</span>