30+3
11*3
10*3+3
60-30+3
(sorry if these didn't help i'm a beginner and i'm in 7th grade)
Answer:
48
Step-by-step explanation:
(1/4)16 = 4
48-32-4 = 12 still not posted
checking
32 + 4 + 12 = 48 CHECKS!
Answer:Cullen did not add 4n to the -6n he added -4n.
Step-by-step explanation:When you go to move the -4n you want to add 4n to make the -4n turn to 0. This is because we need n on one side and what it is equaled to on the other.
Answer:
5 hours cuz 75 divided by 15 is 5 or 15 x 5 is 75
Answer:
26
Step-by-step explanation:
Average = all the numbers added together then divided by the amount of numbers in the equation
21+24+25+25+26+26+26+26+27+29= 255
Since there are ten numbers in this equation, divide the sum by 10
25.5
round up
26