(2y-at)(y+2at)
Answer: <span><span><span>−<span><span>2<span>a^2</span></span><span>t^2</span></span></span>+<span><span><span>3a</span>t</span>y</span></span>+<span>2<span>y^<span>2
I hope this helps</span></span></span></span>
Answer:
a+51=90
a+51+90=180
39
Step-by-step explanation:
hope this helped :)
540/9 = 60cm
408/10 = 40.8
60-40.8 = 19.2cm longer
Answer:
b = -6
Step-by-step explanation:
Apply the exponent rule that
In this case, 
Set that equal to
:

Apply the exponent rule that
so now you get:

Since the base is y for both sides of the equation, just set the exponents equal to each other and solve for b.
4b = -24
divide each side by 4 to get:
b = -6
Answer: bus stop #2, by 6.5 minutes
Step-by-step explanation: Took the quiz on edge2020