What is the perimeter of the whole house

What’s the answer answer to this question

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

Which expression do you get when you eliminate the negative exponents of 4a^2 b^216a^-3 b