Answer:
-x-30
Step-by-step explanation:
first you need to distribute:
3(x)+3(-6) -4(x)+ (-4)(3)
Then you multiply:
3x+(-18)-4x+(-7)
then you combine like terms:
3x-4x= -1x
-18+(-7)= -25
simplified:
-1x-30
48.8 per calculator
Hope this helps