5 to the second power minus two (4-1)
1 answer:
Answer:
23
Step-by-step explanation: You have to do 5x5 because 5^2 mans there is two fives. Then you just subtract two
5x5=25
25-2=23
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a+b=350 => a=350 - b
3a + 5b = 1450
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a=150
