Solve using substitution x = 3y + 1 2x + 4y = 12​

In a school 2/3 of the students study a language of those who study a language 2/5 study french

What expression is equivalent to 1/2(2+3x-6)

A)a square brown tarp has a square green patch green in the corner the side length of the tarp is (x + 8) and the side length of the patch is x what is the area of the brown part of the tarpb)a square red placemat has a gold square in the corner the side length of the gold square is (x - 2) inches with the width of the red region is 4 in what is the area of the red part of the placemat