Which of the following equations are equivalent? Select three options,

2+x=5

X+1=4

9+x=6

X + (-4) = 7

-5+x=-2

Leslie is currently 8 years older than her Neighbor Bill. In 4 years she will be 2 times as old as Bill. Let x equal Bill's current age.

A fish tank is a cube. Its side length is 4 1/2 feet.

The quadratic equation can be used to solve quadratic equations that cannot be factored

What is 30 times 2.75

Sarah can bicycle a loop around the north part of Lake Washington in 2 hours and 50 minutes. If she could increase her average speed by 1 km/hr, it would reduce her time around the loop by 7 minutes.

Tom viaja 60 millas por hora yendo a una ciudad vecina y 50 millas por hora regresando usando la misma carretera. condujo un total de 5 horas ida y vuelta cual es la distancia desde la casa de Tom hasta la ciudad que visitó?

If x=3 what is the value of the expression - 2x (2 x^3+3x^2-5x)

Factor completely x 3 + 2x 2 - 15x

Mitch opened a retirement account that has an annual yield of 4.2% compounding annually. He is planning on retiring in 13 years. How much must he deposit into that account each year so that he can have a total of $1,000,000 by the time he retires?

The probability that an adult possesses a credit card is 0.74. a researcher selected four adults at random. the probability (rounded to three decimal places) that three of the four adults possess a credit card is: