X=skirt
y=sweater
z=shoes
x+y+z=165
y=8/7x
z=x+11
plug it in
x+(8/7x)+(x+11)=165
2x+8/7x=154
22/7x=154
x=49
y=56
z=60
a skirt cost $49, a sweater cost $56, and a pair of shoes cost $60
It decreased by twenty five precent 25%
Answer:
You just have to combine terms
Step-by-step explanation:
10h + 6 - 5h +3 can be written as:
10h - 5h + 3 + 6 (now all you have to do is combine terms)
<u>5h + 9</u>
Pi is the same as
private investigator
Answer:
154 in^3
Step-by-step explanation:
to find a volume of a rectangular prism all you have to do is multiply the length, width and height
so for this
11(7) = 77
77(2) = 154