Elimination of

x-y=11

2x+y=19

Divide 30 into ratio 2:4

Camila and her children went into a bakery and she bought $35 worth of cupcakes and brownies. Each cupcake costs $3.75 and each brownie costs $2.50. She bought a total of 10 cupcakes and brownies altogether.

Given the replacement set (2,3,4,5) solve 7x - 4 = 3x + 8

A mirror is made of two congruent parallelograms as shown in the diagram. The parallelograms have a combined area of 9 1/3 square yards. The height of each parallelogram is 1 1/3 yards.

Which value of y below is the solution to the system shown below. A) y=6 B) y=-1 C) y=-4 D) y=8 Equations: x+2y=27 2x+3y=46

Which BEST represents the height of a home? A) 11 centimeters B) 11 kilometers C) 11 millimeters D) 11 meters

What is the slope of 6x+5y=-15

Gracie and mary and nancy each have a small collection of seashells gracie has 5 more than 1 and 1/4 times the number of shells mary has. nancy bas 1 more than 1 and 1/2 the number of shells mary has.

True or False a scaled bar graph has a key

Change the mixed number into an improper faction 6 5/12