Answer: First solve the parentheses using order of operations. Then add and subtract from left to right.
Demo:
(3 * 11) = 33
Equation now looks like:
63 - 21 + 33
63 - 21 = 42
Equation now looks like:
42 + 33
42 + 33 = 75
The value of this expression is 75.
Answer:
The correct answer is (edit: b).
Step-by-step explanation:

Answer:
7. divide both sides by 18.
8. subtract 4 from both sides.
9. add 3 on both sides.
10. multiply by 6 on both sides
Hope that helps! :3
Step-by-step explanation:
18+36=54
i tried to do all of these and none of them add up to 54
Answer:
1) 47 %
2) 45%
3) 37.5%
4) 6.4%
5) 3.8%
6) 26.666667%
7) 66.666667%
8) 160%
Step-by-step explanation:
Hope it helpzz
good day ☺️