4
cause then 12-6=6
You do parenthesis first and get six, then you subtract
The number of picture frames he can put on the wall is 178 picture frames.
The wall is rectangular and it is 9 feet tall and 11 feet wide. let covert to inches.
9 feet = 108 inches
11 feet = 132 inches
<h3 /><h3>What is area:</h3>
The area is the space occupied by 2 dimensional figure. Let's find the area of the wall. Therefore,
area = lw
area = 108 × 132 = 14256 inches²
Therefore, let's find the area of the each picture frame. The frame is 8 inches by 10 inches.
area = 8 × 10 = 80 inches²
The number of picture you can put on the wall can be computed as follows:
He can put 178 pictures on the wall.
learn more on area here: brainly.com/question/14442082?referrer=searchResults
Answer: B
Step-by-step explanation:
Answer: 12a=48
Step-by-step explanation:
4a+6b=10
4a=10-6b
a=(10-6b)/4
a=(5-3b)/2
2a-4b=12
2((5-3b)/2)-4b=12
(5-3b)-4b=12
5-7b=12
-7b=7
b=-1
2a-4b=12
2a-4(-1)=12
2a+4=12
2a=8
a=4
a=4, b=-1
12a=48
