Answer:
When you rent a bicycle think about the time first.
Step-by-step explanation:
Bike it self is 10$
Time is 2$ per hour
2x(10)
Answer:
Multiple 4 and 7, then add 3 is equivalent to
C. 4 x 7 + 3
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Answer:
x = 84
Step-by-step explanation:
21 = 1/4x ....multiply both sides by 4
4 * 21 = (1/4 * 4/1)x
84 = 1x or just 84 = x
28 = 1/3x...multiply both sides by 3
3 * 28 = (1/3 * 3/1)x
84 = 1x or just 84 = x
3x=4y
x+y=21
x = 21-y
3(21-y)=4y
63-3y=4y
63=7y
y=9
x+y=21
x+9=21
x=12
answer is (12, 9)