49 plus 10 equals 59.
49 plus 7 equals 56.
4849494949505050------394
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
102
x2 - 14x + 49 = (x - 7)2
49 plus 10 equals 59.
49 plus 7 equals 56.
4849494949505050------394
-x2+14x=49
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
49 + 72 + 68 = 189
49+18= 67
To calculate the sum of 49 plus 49 plus 49 plus 49 plus 49, you would multiply 49 by 5, which equals 245. This is because addition is a form of repeated multiplication. So, 49 multiplied by 5 is 245.
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