Answer:
a and b
Step-by-step explanation:
15x-60=120
15x-60-60=120-60
15x=60
15x/15=60/15
x=4
3x=12
3x/3=12/3
x=4
Answer:
20 and 10
Step-by-step explanation:
This answer is A, first you subtract 3x from both sides simplify 8x-9-3x to 5x-9, add 9 to both sides, simplify 4+9 to 13, divided both sides by 5 and you’ll get 2.6
Answer: 2(-5+3) is the equivalent of -10+6. the value is -4
Step-by-step explanation:
It would be 18.37 because 4 is smaller then 5, so you round down.