810+189-715= 284. the answer is 284
Step-by-step explanation:
3^2 + 3^2 =5^2
9 +9 =25
18 =25
False 18 is not equal to 25.
Answer:
v=0.79x+3.99
f=1.89x+5.49
combined cost: 2.68×+9.48
Answer:

Step-by-step explanation:

Step 1. Simplify left side 4*7+3 , Right Side 2*7+5

Step 2. Re-write 12/7 as mixed number
