Simplify: 21y^5-42y^4+49y^3 over 7y^3

Simplify: 21y^5-42y^4+49y^3 over 7y^3

A wheelchair company determines that the cost of manufacturing them follows the cost equation C=400x+500,000, where C = Total Cost and x = number of wheelchairs manufactured. b. What...

what is the equation for the line in slope intercept form. (-2,-2); y=-4x+3

Please help. This is on my review packet and I don't quite understand it.

For what integral values of ‘a’ , the equation x2-x(1-a) – (a+2) = 0 has integral roots. Find the roots. Plzz hellp me solving this

I really need to know how because I am so confused on how to do it. PLEASE I NEED TO KNOW

7^3x * 7 * 7^x-1

Richards runs a Llama headband business. his monthly expenses are $2 per headband, plus $1200 in bills. he earns $18 per headband. How many headbands will he need to sell in a month to make...

What are the values of x and y ? (x/y)^1/2 + (y/x)^1/2 = 17/4 ; x/(y)^1/2 + y/(x)^1/2 = 65/4

(x+y/x-y)^1/2 + (x-y/x+y)^1/2 = 34/15 ; x+y/(x-y)^1/2 + x-y/(x+y)^1/2 = 152/15 what are the values of x and y ?

Answers: 1. 4a^2-a+6 2. 4a^2-a+4 3. 4a^2+7a+6 4. 4a^2+7a+4

Carmen is creating beaded jewerly to give to her family and friends.For her family,she assembled 1 bracelet and 2 necklaces,using total of 179 beads.For her friends,she assembled 1 bracelet and 4...

The paddle wheel of a ship is 11 feet in diameter, revolves 15 times a minute when moving at top speed, and is 2 feet below the water's surface at its lowest point. Using this speed and starting from...

Please help me

Mark cycles from home to school at a speed of 16 km per hr. He cycles back in the same route at a speed of 15 km per hr. The total time taken for the journey is 7 3/4.given the distance from his home...

At a gourmet nut shop, nuts are sold in bulk. Cashews sell for $1.30 per pound and macadamia nuts sell for $8.45 per pound. Lee wishes to purchase 5 pounds of mixed nuts by mixing 3.5 pounds of cashews...

According to a study, each week the average elementary child spends 17 hours watching television, 2 hours reading books, and 10 hours playing outside. What is the ratio of number of hours...

Kikis brother is 15 years older than she is. Together they have a total of 43 years. How old is her brother?!

2x-y=5 -2x-5y=11

Solve the system. State whether the system is inconsistent or has infinitely many solutions. If the system has infinitely many solutions, write the solution set with y arbitrary. 2x+3y=5...