i need to know what properties you would need to solve this equation

i need to know what properties you would need to solve this equation

According to projections through the year? 2030, the population y of the given state in year x is approximated by State A: -7x + y =11,200 State B: -136x +...

A dog jumps off the ground with an initial velocity of 4 feet per second. A)Write an equation that gives the height in feet of the dog as a function of the time in seconds since it jumps. ...

Please explain how to obtain an answer of 171/1296 thanks!

Use the Factor Theorem to determine if the first polynomial is a factor of the second polynomial. Is (x - 2) a factor of x3 + 2x2 - 5x - 6? i have to show work please explain the proc...

Simplify the expression:(2x-3y)^2/(3y-2x)^2 Ava simplified the expression and said that the value is -1. (2x-3y)^2/(3y-2x)^2 (2x-3y)^2/-(2x-3y)^2 and then she has both of...

pre-algebra question needed to be answered please. need to know how many gallons neeeded as an integer

I need to add equations and solve it

Gilda walks to the train station. If she walks at the rate of 3 mph, she misses her train by 7 minutes. However, if she walks at the rate of 4 mph, she reaches the station 5 minutes before the arrival...

Marie sells outdoor grills. She knows she earns 10% commission on the first $10,000 and 12% on the next $15,000. She does not remember the rate on the sales of more than $25,000. Her total sales of...

I am trying to evaluate -3 to the fourth power. What would the answer be, -81?

The expression '(1/2)mv^2 gives the kinectic energy in joules of an object with a mass of m kg traveling at a speed of v meters per second. What is the kinetic energy of an aircraft with a mass of...

solve by substitution y=3x y=x+4

Y=3x 2/3- x2

I have to write the polynomials in descending orden when dividing. 27-x-14x3+4x4 / x-3 My answer is 4x3-2x2-6x+17+78/x-3 .I am not...

1. A car traveling 60 mph on the highway gets 28 miles per gallon. Write a function that represent the distance d (t) in miles that the car travels in t hours. 2. Write a function that represents...

I really don't understand this one

A car traveling 60 mph on the highway gets 28 miles per gallon. Write a function that represent the distance d (t) in miles that the car travels in t hours.

If a certain number is added to the numerator and denominator of 7/5, the result is 5/4. Find the number?

Ten times the reciprocal of a number equals 5 times the reciprocal of 10

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