Answer:
2=x
Step-by-step explanation:
-2x+5=4x-7
+2x +2x
5=6x-7
+7 +7
12=6x
/6
2=x
Answer:53 books
Step-by-step explanation:
Answer:
100 degrees
Step-by-step explanation:
Angle on a straight line = 180
angle 5 = 180 = 80 = 100 degrees
Set up a proportion:
5/200 = 7/x
Cross multiply:
200 * 7 = 5 * x
1400 = 5x
Divide 5 to both sides:
x = 280