Answer:
x=-5
Step-by-step explanation:
opening the bracket on the LHS, we have
-8x-40= -3x+x-7-3
-8x-40= -2x-10
collecting like terms
-8x+2x= -10+40
-6x= 30
divide both sides by -6
x= -5
The answer is B because Chris and three of his friends is 4. Then, each person paid $9 so 4 x 3 = x.
Answer:
<em>A, D // other options are wrong.</em>
U,U you need to divide how many cards in total the subtract and mulitply them
50 -> 35=change by 15
change by 5=10%
so multiply by 3
3(5)=3(10%)
15=30%
