Answer:
x=5
Step-by-step explanation:
That is a right angle, so 18x=90. To find x, you have to divide 90 by 18, which gives you 5.
Answer:
Slope-intercept form = y=3x-11
Step-by-step explanation:
Two points on the line:
(4, 1)
(3, -2)
Hope I helped!
Answer:
See below.
Step-by-step explanation:
Substituting for y:
5x - 4(-3x + 5) = -3
5x + 12x - 20 = -3
17x = -3 + 20
17x = 17.
x = 1.
Mean = Sum of data / Number of data
Mean of 5 test scores = m
Sum of 5 test scores / 5 = m
Sum of 5 test scores = 5m
Hence, the answer is 5m.