Answer:
93°
Step-by-step explanation:
By exterior angle theorem:
(4x + 9)° = 2x° + (3x - 12)°
(4x + 9)° = (2x + 3x - 12)°
(4x + 9)° = (5x - 12)°
4x + 9 = 5x - 12
4x - 5x = - 12 - 9
-x = - 21
x = 21
Measure of exterior angle
= (4x + 9)°
= (4*21 + 9)°
= (84 + 9)°
= 93°
If the CPI for 1989 was 124, the rate of the inflation between the base period and 1989 was 24%!
Answer:
1/7
Step-by-step explanation:
The answer is 0.6616
Hope it helped :)
Step-by-step explanation:
by switching the places of x and y ans solving for y
