The square root of 5 more than twice a number is 7. Find the number
help me!show the process please
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The square root of 5 more than twice a number is 7. Find the number
help me!show the process please
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Answer:
n = 22
Step-by-step explanation:
Let n be the number
√(2n+5) = 7
Square both sides of the equation to remove the square root sign
2n + 5 = 49
Transpose
2n = 49 - 5
2n = 44
divide both sides by 2
2n/2 = 44/2
n = 22