13+2=15+1=16 that is the answer
(-3y^2 − 8) − (-5y^2<span> + 1)
= </span>-3y^2 − 8 + 5y^2<span> - 1
= 2</span>y^2 <span>- 9
answer is
</span>2y^2 - 9<span>
</span>
Well let's see.

The equation has exactly one solution.
Hope this helps.
Answer:
6305
StepStep-by-stepStepStep-by-step-by-step-by-step explanation:
multply
Answer:
the average height is between 65 and 72 inches
Step-by-step explanation: