PLS HELP ME FIND AREA ALGEBRA TILES (RED TILES ARE NEGATIVE)

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

How can (square root of 25) ^2 be rewritten?

Astore sells 4 apples for $3 and 3 oranges for $4 if pete buys 12 apples and 12 oranges how much will it cost