select all the Expressions that are equivalent to 4 (2x + y + 2y)one of the question is 8x + 12 or y 6 x + 7 y or 8 x + y + 2y or 8x + 4y + 8y plsss help me​

answer: c

step-by-step explanation: because you don't have to draw a point of intersection. couldyou give me brainliest?

u

hi,

i'm 75% sure the answer is 1,1 to both lines.

have a great day

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6