5x-2y=10 Thanks
5x-2y=10 Thanks
Consider the general questions (-1)^n , where n is a natural number(1,2,3…). What will it evaluate to, for a given value of n?
Assistance please..
A theater charges $60 per ticket for seats in section, $30 in section B and $10 in section C. For one play, 9500 tickets were sold for a total amount of $270,000 in revenue. If 500 more were sold...
In some city, people are charged a monthly fee of 15,000 pesos for the use of potable water. Additionally, they are charged 2,500 pesos for each cubic meter of water that they consume. Please make...
"Solve the equation 3x^2+4x-12=0 Give your solution to 2 decimal places" I would like to know how to workout this, as I only have the answer. thank...
A company's monthly cost C, in dollars, for storing X surplus units of a product is C=1200+2.15X. What is the number of surplus units that can be stored for a monthly cost of $3200?
it about the age and it include addition and doubling up of the sum
Each test is worth 100 points, your final is worth 150. Your HW grade is worth 50 points. Your final also replaces your worst exam. You scored 35 on the first exam, 65 on the second. You have 50 out...
Barb goes on a diet and loses 1/3 of her body weight. If she weighs 120 AFTER the diet, how many pounds did she weigh before? I have to write an equation and solve.
Your grades on the first 7 quizzes averaged 88%, what score will you need to average on the last 3 to average 90% for the semester? I have to write an equation and solve.
A train travels east from Chicago at 6pm at 45 mph (EST. A train travels west from Cleveland at 35 mph at 7 pm (EST). If the cities are 285 miles apart and the trains are barreling toward each other...
One container holds 10 L of a 25% alcohol solution. How much water should be added to dilute the solution to only 15%. I have to write an equation and solve
The ratio of red and blue marbles is 2:3. There are 550 marbles altogether. How many are red? I have to write an equation and solve.
You have two solutions one contains 40% acid, the other 10% acid. You require 10 gallons of a 20% solution. How much of the 10% should you use? I have to write an equation and solve.
Use substitution to solve the following system of equations: 4x-y=5 2x+3y=-8
Simplify these expressions: A) {(2x^2y^3)÷(3xy^4)}^2 B) {(x^3y^-2)÷(x^-1y^5)}^-1
Factor the following polynomials completely: A) 3x^4-12x^2 B) 4x^2-12x+9 C) 6x^2-x-12 D) 3x^3+3x^2y-18xy^2
If six times a temperature is increased by 60 degrees, it is the same as 12 times the temperature. Write and solve an equation to determine the temperature.
Ms. Silver wants to hire a painter to paint her house. Painters Plus charges $2,220 plus $45 per hours. Davis & Sons charges $1,850 plus $65 per hour. Write and solve an equation to determine...