Answer:
the equation 20+5r=50 should help you see how many rides he can ride.
Step-by-step explanation:
20+5r=50
1. <em>Subtract 20 from both sides. </em>
5r=30
2. <em>Divide by 5 to isolate r.</em>
r=6
Sam can ride 6 rides.
just show that you moved the decimal 2 times
What is the minimum cuts needed to cut a circle into 8 equal parts ?
A : 4 cuts
7x + 4 = 9
7x + 4 = 19
2x = 19 - 4
7x = 15
x= 15 – 7