Answer:
Step 2: 20x = 80 + 10x
Step-by-step explanation:
Step 1: 20x - 10 = 80 + 10x
Add 10 to each side
20x - 10+10 = 80+10 + 10x
20x = 90 + 10x
Step 2: 20x = 80 + 10x This has the first error
Step 3: 10x = 80
Step 4: x= 8
The surface area formula is 4 x pi x r^2
Answer:
The answer is -2c - 4w
Step-by-step explanation:
You have to combine the c's and the w's and you get -2c and -4w
Answer:
v = -9
Step-by-step explanation:
ur welcome