Answer:
since 4 * 4 = 16
we can subtract 18-16=2
so the answer is 2
6
Step-by-step explanation:
C=9.2v + 21.2
76.4 = 9.2v + 21.2
76.4 - 21.2 = 9.2v
55.2 = 9.2v
v= 55.2 / 9.2 = 6
y=1/3x+4
It should be correct as the gradient = 1/3
and the y-intercept = C
= +4
