7 (x-2) = 4x+7 how do you answer this?

Siera has 11.5 yards of yarn. she uses a certain amount for a project, leaving 5.25 yards of yarn. The equation 11.5 - x = 5.25 represents the situation, where x is the amount of yarn Siera used for her project.

How many moons fit inside the earth

Which ordered pair is a solution of the equation? 7x-5=4y-6

Jasmine went to the beach 22 times during July and August. Six of those time were in August. Write and solve an addition equation to find how many times she went in July.

Dan has some marbles. Ellie has twice as many marbles as dan. frank has 15 marbles. Dan, Ellie and frank have a total of 63 marbles. How many does dan have

A car rental company offers two plans for renting a car. Plan A: 30 dollars per day and 13 cents per mile Plan B: 50 dollars per day with free unlimited mileage For what range of miles will plan B save you money

The sides of a right triangle containing the right angle are (5x) cm and (3x - 1) cm. If the area of the triangle be 60 cm, calculate the length of the sides of the triangle.

Consider the exponential function f (x) = 1/2 (15^x), what is the value of the growth factor of the function? A 1/5 B 1/3 C 5 D 15

Diego deposited $300 into a new savings account that earns 15% interest compounded continuously. How long will it take for the balance to grow to $1,193

A recent study focused on the amount of money single men and women save monthly. The information is summarized next. Assume that the population standard deviations are equal.