Solve using substitutuion

(Question 1)

2x - 7y = - 2

2x + y = 14

(Question 2)

8x - 7y = 17

-x + y = - 3

Find the numbers such that fifferent is greater than the half of thier qoutient.

Three brothers each received the same amount of money to spend at a family fun center. Each brother spent $12. Afterward, the boys had $12 left in all. How much did each brother receive?

What is four and fifteen thousandths using base ten numerials

What is equal to the square root of - 8?

A box contains five plain pencils and three pens. The second box contains three colored pencils and three crayons. One item for each box is chosen at random.

5.7 is rounded to one decimals place. Write down the maximum possible it could have been.

Fraction as a decimal - 9 2/5

Aurora's bike has wheels with a perimeter of 2.3 meters. When Aurora goes to school the wheels spin 850 times. How long is the road that Aurora does when she goes to school?

Definition of congruent

86.17 hrs divide into 30 days