Answer:
7.8
Step-by-step explanation:
25x=per hour of labor
16= parts
211 total price
25x+16=211
25x-16=211
25x=211
-16
25x=195
x=7.8
A = 81 square in.
s = sqrt(A)
s = sqrt(81)
s = 9 in.
X+5/5=X+9/7
-X. -X
5/5=9/7
there is no solution
Answer:
4:7
Step-by-step explanation:
3:5=6:10/2=3:5
9:15=9:15/3=3:5