91 divided by 7= 13 so he can paint 13 each week.
13x4=52
So he can paint 52 paintings in 4 weeks! Hope this helped :)))
2.5 divided by 19.625 is 7.85.
Explain a little further?
4(2 x -3) greater than 4 (x -4)
8 x - 12 greater than 4 x -16
4 X greater than -4
x greater than minus one