I need to check the quadratic equation 3z=-z^2 i got z=0 and z=-3 just need to know how to check it. Thanx

The sum of the roots of the equation 1/2x^2 - 5/4x - 3 = 0 is: 5/2 2 1/2

Solve 3 over x minus 3 equals the quantity of x over x minus 3, minus three-halves for x and determine if the solution is extraneous or not. x = 3, non-extraneous x = 3, extraneous x = - 3, extraneous x = - 3, non-extraneous

What is the missing number for n 31.53=62.4?

Each of 4 family members uses 175 minutes or fewer of their combined family cell phone plan.

How many years will it take for $2,000 to double at a simple interest rate of 8%

When 2/3 is added to a certain number, the sum is 3 greater than twice the number. part 1: set up an equation using n to represent the number. part 2: solve the equation in part 1 for n.?

What is 4-1+10*9:11-8+10?

X^7 / (x^3) ^2 = 1/x x x^2

What do i do when my headphones don't work because we are do a assignment

Write a real world problem for the equation x-75=200