WRITING Explain how to solve the system of linear equations 2x - 3y = -4 Equation 1
-5x + 9y = 7 Equation 2
by elimination

Check all that apply. f is a function. f is a one-to-one function. c is a function. c is a one-to-one function.

80 points suppose marcy made 45 posts online. if 23 of them contained an image, what percent of her posts had images? round your answer to the nearest whole percent. 54 percent 51 percent 49 percent 48 percent

Triangles abc and dfg are given. find the lengths of all other sides of these triangles if: b ∠a≅∠d, ab·dg=ac·df, ac=7 cm, bc=15 cm, fg=20 cm, and df-ab=3 cm.