Answer:
19) x=-3, 20) a=1, 21) b=3, 22) x=8
Step-by-step explanation:
hope that helps, those are the answeres to each question. :)))
Answer:
c = 7
Step-by-step explanation:
Given
2x + y = c
Since (3, 1) is on the line then it makes the equation true,
Substitute x = 3, y = 1 into the equation
2(3) + 1 = c
6 + 1 = c
7 = c
Answer:
7.6cm
Step-by-step explanation:
Sin(25)=x/18
x=18*sin(25)= 7.6cm
Answer:
201.05
Step-by-step explanation:
First find the discount and subtract 32.55 is discount
217-32.55=184.45
Find tax and add it 201.05
