Answer:
1st one is -5x-4
2nd one is 29
Step-by-step explanation:
1 ex) 4(-3x+1)+7x-8 : Rearrange the expression
-12x+4+7x-8 : Expand the expression
(-12x+7x)+(4-8) : Combine within each group
-5x-4 : Simplify
2 ex) 29 : Calculate the value
Hope that helps