Solve the system of linear equations by substitution.

2x-y = 23

x-9 = - 1

The equation 2.2x - 4.4 = 1.8x can be transformed to form which of the following expressions? 0.4x = 4.4 4.0x = 4.4 0.4x = - 4.4 4.0x = - 4.4

What is the class boundary between the first and second classes?

Find the volume of a sphere that has diameter of 9 feet.

How to find the unit rate 15:3

Kamila babysat mine times. she earned $15,$20,$10,$12'$20,$16,$80,$18 for eight babysitting jobs. how much did she earn the ninth time if the mean of the data set is $24?

Slope of 2 and passes through (-5,1)

A flower bed in the shape of a triangle with one side twice the length of the shortest side and the third side is 24 feet more than the length of the shortest side find the demons ions if the perimeter is 128 feet

Select the best answer for the question. 2. Lavina wants to buy a rocking chair for $160. She'll pay 10% down and pay the rest in six monthly installments. What will be the amount of each monthly payment? A. $16 B. $26 C. $27 D. $24

How many times larger is the rectangular prism than the cube? A. 6 B. 4 C. 30 D. 2

Which expressions are equivalent to 5 x minus 15? Select three options. 5 (x + 15) 5 (x minus 3) 4 x + 3 y minus 15 minus 3 y + x Negative 7 y minus 6 x minus 8 y + x Negative 20 minus 3 x + 5 + 8