Answer:
= (z-y)/(a-b)
Step-by-step explanation:
ax-bx + y =z
ax-bx =z -y
x (a-b) = -y
x = (z-y) / (a-b)
Answer:
não entedi
Step-by-step explanation:
9514 1404 393
Answer:
3 19/30 hours
Step-by-step explanation:
The given fractions will have 30 as a common denominator.
12/30 + 1 5/30 + 2 2/30 = (1 +2) +(12 +5 +2)/30 = 3 19/30 . . . hours
Jenny ran 3 19/30 hours this week.
Answer:
for #4 x=-7
Step-by-step explanation:
a negative times a negative is a positive and 8 times 7 = 56
Suppose that you use the health club x time
When you will use it charged will=12+9=21
Equating both side
300+6x=21x
300=15x
X=20 member
