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...
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...
Redlands School sent x students to a revision day. St Samuels School sent twice as many students as Redlands School. Francis Long School sent 7 fewer students than Redlands School. Each student paid...
David Chow earns 42,000 a year. He is paid weekly. He is married, has no depnedents, and claims 2 withholding allowance for federal income tax purposes. The state tax rate is 2% of taxable income...
1) What would happen to the amount of products formed in the following equilibrium in the following circumstances (explain your answers)? The forward reaction is endothermic. CH4(g)...
The graph shows the lines 5x+4y=7 and x-3y=9. Based on the graph, estimate the solution of the system of equations: 5x+4y=7 x-3y=9
Simplify these expressions: A) {(2x^2y^3)÷(3xy^4)}^2 B) {(x^3y^-2)÷(x^-1y^5)}^-1
On their vacation the Reikos spent 1/4 of their money on gas, 1/4 on food and lodging,and 1/8 on tourist attractions. What fraction of their money did they spend? If they started with $840 how much...
Perform the indicated operations: A) (2x^3-3x^2+x-1)-(x^3-3x+4) B) (x^2-2x-1)(x+3)
Perform the following computations, leaving your answers in scientific notation: A) (4.1x10^5)(3.0x10^-2) B) (1.2x10^-4)(2.0x10^7)÷(6.0x10^9)
Use addition to solve the following system of equations: 2x+3y=5 4x+y=-5
Use substitution to solve the following system of equations: 4x-y=5 2x+3y=-8
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
On my math paper I had the following equation: 5/4(x+4) ≤ ½(x+8) -8 This is my work: 5/4(x+4) ≤ ½(x+8) -8 4(5/4(x+4)...
The second and third digits are the same. The first and last digits differ by the second. The first digit is also a perfect cube.
When a city had 21000 inhabitants, there were 250 businesses operating there. For every new 150 residents, one more business opened. Write an equation that relates the number of people in the city...
Need to find the answer of this 2 nd grade math problem
a wire of length 60 cm is cut into 2 parts. Each part is then bent to form a square. If the total area of the two square is 117 cm^2, find the perimeter
The width of a rectangle is 6 less than twice it's lenght. If the area of the rectangle is 23 square centimeters.
1 mol of carbon-12 contains 6.022 x 1023 carbon-12 atoms with a mass of 12 g. A. Calculate the mass of one carbon-12 atom. Express your answer using scientific notation. B. Calculate...
You’ve been asked to make a 50 mL of 2% dextrose solution from a 30% dextrose stock. How much diluent will you need for the mixture? How much stock would you need to make 150 mL of 5% solution?