Answer:
208
Step-by-step explanation:
Answer: $8.80 for one hour of mowing and $40.50 for 5 hours of babysitting
Answer: 20x+12
Distribute the three: 3(7x+4) will be changed to 21x+12-x
Next group like terms, -x+21x=20x
The new equation will be 20x+12