Answer:
<h2>
=9-12+12</h2>
Step-by-step explanation:
<h2>=n²- 4n + 12</h2><h2>=(3)²- 4(3) + 12</h2><h2>=9-12+12</h2>
I don't know if it's correct
Answer:
-1/2.
Step-by-step explanation:
Slope = rise / run
= (1 - -7) / (-1 -3)
= 8/-4
= -1/2.
Answer: x = 10
Step-by-step explanation:
(
4
x
−
5
)
=
7
(
x
−
5
)
Simplify 7
(
x
−
5
)
.
4
x
−
5
=
7
x
−
35
Move all terms containing x to the left side of the equation.
−
3
x
−
5
=
−
35
Move all terms not containing x to the right side of the equation.
−
3
x
=
−
30
Divide each term by −
3 and simplify.
x
=
10
You want to do base × height to get your answer
3×2 = 6
So the area of the poster is 6 sq in.
If this helps pls mark brainliest pts
