Tiffany tried to solve an equation step by step

h/0.5 = 7

h/0.5 * 0.5 = 7/0.5 step 1

h=14 step 1 step 2

find tiffany's mistake.

How to simply and write the answer n a whole number

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

In dire need~! describe how to use area models to find the quotient 2/3 divided by 1/5. check your work by also finding the quotient 2/3 divided by 1/5 using numerical operations only.