Katie performed the steps shown to solve a quadratic equation using the method of completing the square: Step 1: x^2 +4x - 6 = 0
Step 2: x^2 + 4x = 6

What represents the next correct step she should take?
A. x^2 + 4x + 2 = 6 + 2
B. x^2 + 4x + 2 = 6 - 2
C. x^2 + 4x + 4 = 6 + 4
D. x^2 + 4x + 4 = 6 - 4

The graph represents the gallons of water in a water tank with respect to the number of hours since it was completely filled

Which of the following contains a variable?

Problem situation: caren is making rice and beans. she can spend no more than $10 on ingredients. she buys one bag of rice for $4.99. beans cost $0.74 per pound. how many pounds of beans, x, can she buy? inequality that represents this situation: 10≥4.99+0.74x drag each number to show if it is a solution to both the inequality and the problem situation, to the inequality only, or if it is not a solution.