A student has two part-time jobs: babysitting and tutoring. The student earns an hourly wage at each job. •On Monday, the student earned a total of $130 for 4 hours of babysitting and 2 hours of tutoring.
•On Tuesday, the student earned a total of $80 for 3 hours of babysitting and 1 hour of tutoring.
Which of the following systems of equations can be used to find x, the students hourly wage for babysitting, and y, the students hourly wage for tutoring?

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

the answer is simply just 6n add the two together as they have an n

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d