Answer:
9
Step-by-step explanation:
You do parenthesis first so 1+2=3
Then you do division 6 divided by 2=3
Then you will multiply 3 by 3 so 9
This is known as pemdas
P=parenthesis
E=exponents
MD=multiplication and division you do it left to right so if division is in front of multiplication then you do division
As=Addition and subtraction is also left to right
Answer:
110°. b. b.
Step-by-step explanation:
..............
Answer:
a=7, b=14
Step-by-step explanation:
a. 2/6=x/21
cross multiply=
2×21=x×6
then solve
42=6x
divide both sides by 6
x=42/6=<u>7</u>
b. 150/84=25/x
cross multiply=
84×25=150×x
then solve
2100=150x
divide both sides by 150
x=2100/150=<u>1</u><u>4</u>
<u> </u><u> </u><u> </u><u> </u><u>H</u><u>O</u><u>P</u><u>E</u><u> </u><u>T</u><u>H</u><u>I</u><u>S</u><u> </u><u>H</u><u>E</u><u>L</u><u>P</u><u>S</u><u>.</u><u> </u><u> </u><u> </u>
Answer: 8.525
Step-by-step explanation: