Answer:
D. 
Step-by-step explanation:
First, move the variable (+ 2y) to the left-hand side and change its sign.
Then, move the constant (+ 7) to the right-hand side and change its sign.
Then, collect the like terms (y - 2y)
Finally, add the numbers (3 + 7). That will get you your final answer.
Answer:
$1.73
Step-by-step explanation:
$7.89-$6.16=$1.73
10 cakes can be made
Explanation:
Convert 7 1/2 to an improper fraction
15/2 divided by 3/4
Flip the second fraction and multiply instead of divide
15/2 x 4/3
multiply the tops: 15 x 4 = 60
Over the bottoms multiplied together 2x3=6
60/6=10
therefore 10 cakes can be made
Answer:
All of them work.
Step-by-step explanation:
Part D stated any number can be put and the equation will still be the same. I already answered this question for another guy and tou can go search for that if you want to see edmentums sample answer that states they all work.
