Mathematics, 06.05.2020 21:24 tiffanyrhoda

Solve x + 12x = -20 by completing the square.
1. Add
to both sides of the equation. The value of 3) in this equation is
y
2. Write the left side of the equation as a binomial squared. The left side of the equation becomes (
3. Use the square root property of equality
4. Isolate the variable: x =

Answers: 3

Show answers

Another question on Mathematics

Mathematics, 21.06.2019 15:00

Which sum or difference identity would you use to verify that cos (180° - ∅) = -cos ∅? a. sin (α -β) = sin α cos β – cos α sin β b. cos (α -β) = cos α cos β – sin α sin β c. cos (α -β) = cos α cos β + sin α sin β d. sin (α + β) = sin α cos β + cos α sin β

Answers: 2

Answer

Mathematics, 21.06.2019 15:30

Neveah and clint are baking muffins for the bake sale. they need to bake 30 muffins for their display case. clint has baked 4 so far, and neveah has baked 7. how many muffins (m) do they have left to bake? show your work!

Answers: 1

Answer

Mathematics, 21.06.2019 19:00

How is working backward similar to solving an equation?

Answers: 1

Answer

Mathematics, 21.06.2019 22:30

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120

Answers: 1

Answer

You know the right answer?

Solve x + 12x = -20 by completing the square.
1. Add
to both sides of the equation. The...