Help on this question please If the area of Triangle ABD is 12 square units, what is the area of Rectangle ABCD2

If a translation of t-3,-8(x, y) is applied to square abcd what is the y-coordinate of b'? the y-coordinate of is 43 mark this and return save and exit next submit

What is the solution to the equation in the & show work i’m very

Can someone me do math because i am having a breakdown rn because i don’t get it