Combine the like terms to create an equivalent expression.
2q+2+9

the answer is 2q + 11 because 2 and 9 are like terms so you can add them

2q+11

Step-by-step explanation:

khan said so

answer: -8.2562234e+13

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