answer is 10---- i think
Answer:
y = -2x + 170
Step-by-step explanation:
(30, 110) (40, 90) y = mx + b
x1 y1 x2 y2 90 = -2 (40) + b
<u>90 - 110 </u>= <u> -20</u> = -2 90 = -80 + b
40 - 30 10 <u>+80</u> <u> +80</u>
170 = b
really hope this helps :)