Answer:
a^2-b^2=(a+b)(a-b) where a=4x and b=5. (4x+5)(4x-5)
Step-by-step explanation:
Since both terms are perfect squares,factor using the difference of squares formula
Answer:
The answer to your question is 37.5
Answer:
x=19/5
Step-by-step explanation:
x*2+8x=38
10x =38
Answer:
B 21.2
Step-by-step explanation:
Im not sure at all tho. But I hope this helps :/