Answer:
x=-5
Step-by-step explanation:
-4x+5=25
-4x=25-5(Subtract 5 from both sides)
-4x=20
x=20/-4
x=-5
Angle 1 and 2 are both equal so you would do 4x+2=3x+9
and the answer would be x=7
Answer:
16
Step-by-step explanation:
We can count the number of sides of the shape, with every gridline being 1 unit.
The perimeter is the outline of the shape.
There are 16.
16*1 unit = 16
<em>I hope this helps!</em>