The least common multiple (or LCM) of 9 and 12 is 36
Answer:
a summary is an average and an average is mean
Step-by-step explanation:
to get the mean add all the cakes sold together then divide by number of years
21+28+19+26+21=115
115/5=23
so....
first one: mean
second one: 23
Answer:
0.65, 0.6, 0.5, 0.5
Step-by-step explanation:
Answer:

Step-by-step explanation:

Simplify:

Move 5c to the other side:

Divide bother sides with AC:

Simplify:

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Step-by-step explanation:
2(X-1)=16
2X-2=16
2X=16+2
X=18÷2
X=9
I don't understand (3×1)-(5=86)-10
I think it is wrong or sth I don't know!