Answer:
Step-by-step explanation:
this is a set problem (mathematical set)
30 students played soccer
9 students played cricket and soccer
x students played neither cricket nor soccer
3x students played cricket only.
we can see that in the first set 21 appears and in the middle of the set 9 because it says 30 students played soccer adding x and 3x we have the following formula
30 + x + 3x = 50 where x is equal to 5 then ask us Determine the number of students who played cricket. then the value would be 3x + 9 = (3x5) + 9 = 24
Answer:
Step-by-stepapex answer to the left of 9.9 and to the right of 9.3 explanation:
Answer:
<h3>

</h3>
Step-by-step explanation:

Distribute 3 through the parentheses

Distribute 2 through the parentheses
⇒
Collect like terms
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Hope I helped!
Best regards!!