Answer:
x=-1/4
Step-by-step explanation:
2/5+3/5x=x+5/10
subtract 2/5 form both sides
3/5x=x+1/10
subtract x form both sides
-2/5x=1/10
Multiply both sides by 5
-2x=1/2
x= - 1/4
46/8=5.75
Round up to 6, since you can't buy 3/4 of a pack of cookies.
The answer is 6 packs of cookies.
Hope this helps :)
Answer:
10x+15+4y
Step-by-step explanation:
C is the answer for the questions
6(3(7)-1)-10(7)
6(20)-70
120-70
50