What is 2 (x+5) = x+4 im bad at math

The ratio of two supplementary angles is 4:5. Find the measures of each angle.

Solve the equation by completing the square. round to the nearest hundredth if necessary. x^2+2x=8

The diameter of a semicircle is 98 meters. What is the semicircle's radius?

How do you type 40:16 ratio in to simplest form

Sean's office is 5 feet by 8 feet. Beth's office is 4 feet by 8 feet. How much larger is Sean's office?

For the following geometric sequence find the recursive formula. {1, - 3, 9, ... } A. an = - 3 · an - 1 where a1 = 1B. an = - 3 · an - 1 where a1 = - 1C. an = - 1 · (-3) n - 1D. an = (-3) n - 1

What is the constant in the mathematical expression? 3 - 5x A. 3 B. - 5x C. x D. 5x

If p+q+r = 1 and pq+qr+pr = - 1, and pqr = - 1, find the value of

How do you solve 4/9-1/9

The pie chart is commonly used to present: A. budgets B. temperatures C. rain fall D. population growth