5x - 2y = 15,2x + 4y = 12 solve the system

Negative ten is no less than two times a number plus fourteen.

A 5-digit combination lock can be opened only if a correct combination of digits is chosen. Find the probability of guessing the correct combination if: A. no digit is repeated B.

Ben has 12 models cars in his room. These cars represent 1/2 of the model car in Ben's wholecollection. How many model car ben have in his whole collection

When 3 is subtracted from the number that is produced by multiplying 2 and x equal to 5 times the quantity of 10 less than x find th Equation

At the Zamenhof Language School, at least 70% of the students take English each year, at least 40% take German each year, and between 30% and 60% take Italian each year.

How do you solve 4y-8x=12

Joe spends $8 on lunch and 6.50 on dry cleaning. He also buys 2 shirts that cost the same amount. Joe spends a total of $52. What is the cost of each shirt?

F=-GMn/D^2 The answer is M = what

Find 4x - y - 2z if x = - 2, y = 3, and z = - 2

What is the value of x in the proportion (x-1) / 5 = (4x+2) / 35