5a-2a=7+2+5
a(5-2)=14
a=14/5-2
a=14/4
a=3.5
Answer:
2x(squared)-8x
Step-by-step explanation:
when you distribute the 2x to x you get 2x squared and when 2x is distributed to -4 you get -8x and together you get 2x squared minus 8. :)
First, if you convert the improper fraction 9/2 to a mixed number, it will be equal to 9/2.
9/2 = 4 1/2
And if you multiply the top and bottom of a fraction with an integer number, you will have a fraction that is equal to fraction you began with.
I'll use 5 for this example.
9/2 * 5/5 = 45/10
Answer:
45
Step-by-step explanation:
Assuming this is a trapezoid,
