Question

Help now fast please

Answer 1

Answer:A. 5m + 40

see in the picture, u can see that the line passes through (0;40) and (10;90)

suppose: the equation of the line is y = am + b (a ≠ 0)

because the line passes through (0;40) => 40 = b

the line passes through (10;90) => 90 = 10a + b

=> b = 40

a = 5

=> y = 5m + 40

Explanation: