The x, which is a letter that stands for or represents an unknown value/number, is called the:

What is the value of 6x+4x+8, when x=7

Round 65.13 to the nearest whole number.

What is 3.8x + 5.2x - 6.7 = 11.3

Solve the equation for s. 7 = 1/6s + 11

Find two rational numbers within 1/8.

What is a fraction for 6.125

What is the value of x? (Hint: 3x + 6 + 48 = 90, and solve)

Mary bought these art supplies: 4 paint brushes @ $1.29 each, 6 dowel rods @ $1.49 each, a jar of paste @ $1.25, and 2 canvases @ $6.00 each. How much change did she get from $40? A. $12.65 B. $10.45 C. $8.25 D. $9.35

Cycle paths inc, makes bicycles, tricycles, and unicycles. last week they made 88 more bicycles than unicycles, and 5 times as many tricycles as unicycles. if they made 40 more bicycles than tricycles, how many unicycles did they make

What is the volume of the rectangular prism? 6 cm 9 cm 1 cm