If Cheryl paid $8.10 using a ten dollar bill, then her change would be $1.90.
Answer:
9
Step-by-step explanation:
3/4 = x/12
Cross-multiply: 36 = 4x
x = 9
Answer:
b
Step-by-step explanation:
absoulute value is never negative.
Answer:
2/7x +3=9
x=21
Step-by-step explanation:
Let the unknown be x.
Take 3 to the other side so: 2/7 multiplied by x= 6
Divide 6 by 2/7 to get the answer;
Therefore x=21
Sub back into equation to check answer.
Answer:
See image below
Step-by-step explanation: