Let's substitute the values of x and y into the expression:
4(2(-0.2)-30.6) - 7(4(-0.2)-50.64(-0.4-1.8) - 7(-0.8-34(-2.2) - 7(-3.8-8.8 + 26.= 17.8
Therefore, the result of the expression 4(2x-3y)-7(4x-5y) when x=-0.2 and y=0.6 is 17.8.
Let's substitute the values of x and y into the expression:
4(2(-0.2)-30.6) - 7(4(-0.2)-50.6
4(-0.4-1.8) - 7(-0.8-3
4(-2.2) - 7(-3.8
-8.8 + 26.
= 17.8
Therefore, the result of the expression 4(2x-3y)-7(4x-5y) when x=-0.2 and y=0.6 is 17.8.