Plss Help this is worth 40 points

if the cubes represent 1 unit then:

y-intercept=

blue line: 1

red line: 4

green line: 7

slope=

blue line: 1/5

red line: 5/3

green line: 5/6

Step-by-step explanation:

i hope this helps :)

example 2 – simplify: step 1: completely factor both the numerators and denominators of all fractions. step 2: change the division sign to a multiplication sign and flip (or reciprocate) the fraction after the division sign; essential you need to multiply by the reciprocal. step 3 : cancel or reduce the fractions.

answer:   b

step-by-step explanation:

x2 = 16

x can not be a negative number because 16 is positive

the only answer would be positive 8