If 5x+6=10 what is the value of 10x+3

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2

Can someone me with my math problems i have a bunch. i will give brainliest and lots of pleeeaaasssee

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