21 + 15 = __ (7 +5) ??
Answers
Answered by
0
Answer:
3
Step-by-step explanation:
21+15 = 36
36 = x(7+5) = x(12)
x = 36/12 = 3
X = 3
Answered by
0
Answer:
21 + 5 = 36
36 = _ ( 7 + 5 )
36 = _ ( 12 )
36 ÷ 12 = 3
So ,
21 + 15 = 3 ( 7 + 5 )
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