Answer:$590
Step-by-step explanation:
500*6%=30
30*3=90
500+90=590
Answer should be $174.91? if that isnt an option tell me and i will regroup
3x+7=-x-1
move -x to the other side
sign changes from -x to +x
3x+x+7=-x+x-1
3x+x+7=-1
4x+7=-1
move 7 to the other side
sign changes from +7 to -7
4x+7-7=-1-7
4x=-8
Divide by 4 for both sides
4x/4=-8/4
Answer: x=-2
Number 52 does not belong because 52 is a prime number