Solve the system of linear equations by substitution.

x=2y+7x=2y+7

3x-2y=3

Titus wants to fence a square area of his yard fpr his dogs. if he wants the area of the square to be 121 square feet what does the peremetercof the square need to be

2 Original amount: 30 End amount: 45 What is the percent and does the percent increase or decrease?

Simplify the expression, and explain each step. 1/3*q*3

Which of the sets of ordered pairs represents a function? A = (1,5) (8,-5) (8,7) (2,9) B = (7,-4) (7,-2) (6,-3) (-9,5) A. only B. Only B C. Both A and B D. Neither A nor B

You run for 2 hours at a speed no faster than 6.3 miles per hour. Write an inequality that represents the possible numbers dd of miles you run.

You toss a quarter three times and get tails each time. What is the probability you get heads the fourth time you toss it?

Solve by converting fractions to decimals: 8 1/2 = s + 3 1/6

3 teachers share 2 packs of paper equally

Mary has three lengths of cable, 3/6 yard long, 1/4 yard long, and 1/3 yard long, which two pieces together make a length of 20/24 yard?

Use the information given to identify the a_9 term of the geometric sequence: a_4=1/2, r=1/2