A, sub in a random number as x in all equations and solve, eg- x= 3
2-3= -1
3-2=1
-2 +3= 1
3-2=1
total that play football = 40
30 of them play basket ball
the missing number is 40 - 30 = 10
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Answer:
X = 2
Step-by-step explanation:
5(x+3) = 25
25 / 5 = 5
x + 3 = 5
5 - 3 = x
x = 2