A metalworker has a metal alloy that is 15% copper and another alloy that is 70% copper how many kilograms of each alloy should the metalworker combine to create 50kg of a 48% copper alloy

A metalworker has a metal alloy that is 15% copper and another alloy that is 70% copper how many kilograms of each alloy should the metalworker combine to create 50kg of a 48% copper alloy

I need to find just the linear function. y= mx +b. Thanks!

Hi there I need help modeling this problem. I cant figure out how to set it up in excel solver. Norman Bates is the General Manager of the Bates Motel. Each evening, he visits people in...

I am stuck I know it's a linear function but I am not sure how to do it in written form

2(-4x+6)=-12+5

The president of a certain university makes three times as much money as one of the department heads. If the total of their salary's is 190,000. Find each workers salary

-7x+11+9x-15=-2

– 8x - 3 + 9x = – 9x + 3

3(2x-4)-2x+5=-3

Two cars leave Disneyland, traveling in the same direction. One car travels at a constant rate of 55mph while the other travels at a constant rate of 63mph. In how many hours will the distance between...

x + 4 = 4(3x - 2)

How would I turn the point-slope form linear equation into standard form? Y - 3 = 3 (x + 1)

How many liters of a 50% acid solution must be mixed with a 30% acid solution to get 180 L of a 40% acid solution?

write a linear equation for the total amount of calories c, that mary will burn is she cycles to the park and runs m.

x- intercept

linear equation

when a wholesaler sold a certain product at $25 per unit, sales were 800 units per week. After a price increase of $5 the average number of units sold dropped to 775 units per week. Assume...

Tracy Finds that there is a linear relationship between the number of hours she studies for a test and the grade she earns on thee test . If she studies for 3 hours for her math test she receives...

-5y+3x=-16 10y+4x=62 What is the x-value in the solution? A. 3 B.4.6 C. 5 D. 6.6 I can't grasp the idea of how to solve this. Any advice helps. Thanks...

PLEASE HELP ASAP