Answer:
If they have the same variable you add or subtract them.
Step-by-step explanation:
Answer:
1)49
2)231
Step-by-step explanation:
1)
4+9=13
4*2=8
8+1=9
2)
2+3+1=6
2+1=3
1*2=2
Answer:
36
Step-by-step explanation:
6 1/3 cups served is 18 so add another 18
Answer:
Option 2
x + 90 + 61 = 180
Step-by-step explanation:
x + 90 + 61 = 180
Supplementary angles