Answer:
C
Step-by-step explanation:
Since it is only addition and subtraction, you can rearrange the order of the equations. This is what the three eqautions will look like after the arrangement:
1.6z + 8.3 z = ? (9.9z)
6.2y - 5.1y = ? (1.1y)
4.3x + 5.5x = ? (9.8x)
Then you just add and subtract.
Answer:3
Step-by-step explanation:
19 + 3=22
What do you need help with exactly ?
18 months equals the same as 1 1/2 years. You subtract 1 1/2 from 10 1/2 because you're finding the difference. Your outcome is a 9 year difference. Izzy's dog is 9 years older than Paige's dog.