Answer:
Step-by-step explanation:
2y - 3 = 4y + 6
-2y - 3 = 6
-2y = 9
y = -9/2 = -4.5
Answer:
no
Step-by-step explanation:
no
Answer:
complementary
b = 45 deg
Step-by-step explanation:
Angles b and 45-deg are complementary since their measures ad to 90 deg.
45 + b = 90
b = 45
Answer:
D
Step-by-step explanation:
If the original price is x and you deduct 3, you'l have x - 3.
If you buy 4 of them, you multiply that price by 4, giving you 4(x - 3).
Then, if that value is equal to 27, you get 4(x - 3) = 27
Answer:
1.2-0.8
Step-by-step explanation:
Add 0.4 and 0.8