Use PEMDAS :
Parenthesis, Exponents, Multiplication & Division, Addition & Subtraction
[3² + (7 · 6 - 2²)] - [30 ÷ (4 + 1)]
[3² + (42 - 4)] - [30 ÷ (5)]
[3² + (38)] - [30 ÷ 5]
[9 + 38] - [6]
[47] - [6]
41
Answer: 41
Answer:
A. 7.64
Step-by-step explanation:
Answer:
C. Cylinder
Step-by-step explanation:
When a rectangle is rotated about a vertical line then the shape generated is a cylinder.
Thus the rectangle ABCD rotated about AD will form a cylinder.
The answer is 24,000 when rounded.
Basically let's represent the number of girls with x.
There are 6 more boys than girls, so x+6
Let's sum it all up
x+x+6=40
Collect like terms;
2x+6=40
2x=40-6
2x= 34
Divide both sides by 2
x=17
17+6=23
Therefore there are 17 girls in the class and 23 boys.
<em>please mark </em><em>Brainliest.</em>