I think the answer is 121 cm^2
Answer:
see below
Step-by-step explanation:
9 is the difference of a number n and 7.
Let's break this down.
"is" represents the equal sign.
"the difference" represents subtraction.
9 = n - 7
Now let's solve the equation.
9 = n - 7
Add 7 to both sides.
16 = n
Hope this helps!
Answer:
B. 6+ b=10.9
Step-by-step explanation:
Answer:
57
Step-by-step explanation:
A product is the result of multiplication.
3 x 19 = 57
Answer:
Students pay an initial fee of 30 dollars. and then +10 per hour.
Step-by-step explanation:
0 hour cost is 30 dollars, 1 hour cost is 40 dollars, 40-30 = 10