Answer:
45
Step-by-step explanation:

ssubstitute a and b for any of the numbers (3 or 6) and get 36+9 which is 45
45 =

so you would need to find the square root to get c
Answer:
Ok I’ll give a simple equation that your teacher probably won’t accept and one that your teacher will accept
Teacher accept: x-45=122
Not accept but way easier: 122+45=x
ALSO The answer to x: 167
Step-by-step explanation:
Heres the loop hole, they asked for 2 sentences but never declared the length of each sentence.
Explanation:
So we know that grace lost 45 pounds and at the end she weighs 122.
We don’t now what the beginning weight so we can make an equation like x-45=122 where x represents her before weight and the subtract 45 is when she lost that much and the final results of 122, if solved You’ll get her begginisng weight, 167.
8000-4.989 so when you see the word less than it means that you have to subtract and more than you have to add so the answer for this question will be 7,995.011
You need 1/4 of sugar per cup of flour. So you need 4 cups of flour for every one cup of sugar