Just subtract the following number from the preceding one.
48- 3= 45
3- 45= -42.
Answer:
7−2x
Step-by-step explanation:
1 Collect like terms.
(4+3)+(-7x+5x)
(4+3)+(−7x+5x)
2 Simplify.
7-2x
7−2x
Answer:
Step-by-step explanation:

School band played for 4 hours.
Answer:
Step-by-step explanation:
Mean roughly means the average of all the results. Add all of them up and divide it by the number of items there are. Median, basically means, you line them up from low to high numerically and the middle number.
Answer:
x = 7
Step-by-step explanation: