A radio antenna has a height of 27 feet. A support cable is attached to the top of the antenna making an angle of 30°. Which measurement is closest to x, length in feet, of the support cable?

How many liters of peroxide should be added to 12 liters of an 8% peroxide solution so that the resulting solution contains 16% peroxide?   original added new amount of peroxide 0.96 liters x 0.96 + x amount of solution 12 liters x 12 + x 0.18 liter 1.14 liters 1.92 liters 2.10 liters

Write as a product of two polynomials. 2(3–b)+5(b–3)^2

Manuela solved the equation below. what is the solution to manuela’s equation?