Answer:
First add 3 to each side
Then divide each side by 5
Step-by-step explanation:
5x - 3 = 12
First add 3 to each side
5x-3+3 = 12+3
5x = 15
Then divide each side by 5
5x/5 = 15/5
x = 3
Answer: C, 4 gallons per minute.
Step-by-step explanation: To find the unit rate of the faucet, we must make the units an even gallons/minute. Thus, we multiply each rate by 5 to get 4 gallons/minute.
Answer:
0.00783874
Step-by-step explanation:
7/893= 0.00783874
I just put it in the calculator
9514 1404 393
Answer:
3.8 miles
Step-by-step explanation:
Lillian wants her mileage total to be ...
12 +3x = 23.4 . . . . an equation that can be used to find x
4 + x = 7.8 . . . divide by 3
x = 3.8 . . . . . . subtract 4
Lillian would have to ride an average of 3.8 miles each day to reach her goal.
Answer:
31.5
Step-by-step explanation:
42% of 75 is 31.5. The working is as follows :
<em>42</em><em> </em><em>÷</em><em> </em><em>100</em><em> </em><em>×</em><em> </em><em>75</em><em> </em><em>=</em><em> </em><em>31</em><em>.</em><em>5</em>
<em>You</em><em> </em><em>can</em><em> </em><em>also</em><em> </em><em>use</em><em> </em><em>the</em><em> </em><em>picture</em><em> </em><em>^</em><em>^</em>