What is 8.666666666666 in simplest form

What is the inverse of the function f(x)=2x+1

The coordinate grid shows points a through k. which points are solutions to the system of inequalities listed below? 2x+ ys 10 2x 4y < 8 oa c, d, k o e, f. g, j oa, c, d, h, k oe, f. g, h, j

What other information do you need to prove triangle dac=bca by asa