Answer:
8 months
Step-by-step explanation:
x=# of months
45+4x=2x+61
45+2x=61
2x=16
x=8
One polynomial identity that crops up often in various areas is the difference of squares identity:
A2-b2=(a-b) (a+b)
We meet this in the context of rationalising denominators.
Answer:
900 square feet
Step-by-step explanation:
D. X=3cm
Since the triangles are similar, just set up a proportion to solve for x.
4/8=x/6. Then just cross multiply and solve from there.
Answer:
A: 1/3
Step-by-step explanation:
please mark this answer as brainlest