4 x + 3 y = 20 2 x + y = 7 4x+3y=20 2x+y=7 if (x, y) = (a,

b. (x, y) = (a, b) is a solution to the system of equations above, what is the value of b b?

How many headbands can the students make if one headband takes 7 beads, 9 inches of ribbon, and 3 buttons ... and the total amount of material you have is 6,437 beads, 3,636 buttons, and 3,870 inches of ribbon?

Sherrys family is going to a beach resort. Sherry bought 7 beach towels that cost $13 each to take to the resort. To find the total cost, she added products of 7x10 and 7x3, for a total of $91. What property did Sherry use?

What is the HCF of 96 and 108

In boot camp, a cadet must use a rope swing to cross an obstacle without falling into the water hazard below. Unfortunately, they miss the platform on the other side and swing back to where they started. If it takes the cadet 5.

Which costs less to buy, a $1000 computer that is discounted 20% and then offered at an additional 10% off, or a $1000 computer that is discounted 30% off?

Find the center of a circle with the equation: x2+y2-32x-60y+1122=0

What is the value of the expression below? 644,8 A. 16 B. 42

Given the figure above, which of the following statements is not necessarily true? A.

Sarah rides her bicycle 2.7 miles to school. She takes a different route home, which is 2.5 miles. How many miles does Sarah ride to and from school each day?

Peter is at a lumber yard. He gets 2 free boxes of nails for every 10 boards he buys. Write an expression for the number of boxes of nails Peter will get if he buys n boards.