Answer:
the second one
Step-by-step explanation:
Answer:
Without a [roblem to go along with x=4, this would be underfined
Step-by-step explanation:
Answer:
765 ft
Step-by-step explanation:
1/2(30 times 22)=330 times 2= 660+ 1/2(21 times 10)=105
Step-by-step explanation:
a. (0.60x + 0.70y)- 50 = 10
<=> 0.60x + 0.70y = 60
b. (x+y) = 5(x-y)
x+y=5x-5y
<=> 4x - 6y = 0