Explain why the equation (x-4) 2-28=8

How do I Simplify this equation with exponents?

Solve for x 7 (2x-8) = 77x

Add 13 5/12 + - 4 11/12. Reduce, if possible. Dont worry about fractions here's a list of numbers to keep it simple 1. 10 2. 18 3. - 18 4. 8

22 pounds per day is how many ounces per hour?

You are mowing lawns to make some extra money. The amount of money you make varies directly with the number of lawns you mow. If you mow 5 lawns and earn $50, what is the constant of variation?

The model quality metrics of an Einstein Discovery story indicate that the GINI coefficient in the four folds are 0.82, 0.83, 0.84, and 0.75, respectively. Which two actions should a consultant take? Choose 2 answersA.

Evaluate each expression for the given values of the variable: 8z + 3; z = 8

Find the non-extraneous solutions of square root (x+9) - 5 = x+4 x = - 2 x = - 9 and x = - 2 x = 9 x = - 9 and x = - 8

If a = 7, what is the value of the expression 2 (a + 8) ?

3+4 * (5 - 2) simplify the expression