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7

It is: 7 because 7*7 = 49

This is called an inequality. If x squared is greater than or equal to 49, then x is plus or minus 7 or greater than plus 7 or less than - 7.

12

the number is 24.. 24 is one less than 25 which is 5 squared when doubled its 48, which is one less than 7 squared (49)

well, the square root of 81 is 9, and seven squared is 49, so it wud be 40

64 - 49 = 15 (= 8 + 7)

7 Squared is 49. 10 plus 49 is 59.

145 / 7 = 20.71

49 = (±7)2 x2<=49 => -7 <= x <= 7

152

-4

The integer "-8" is less than "-7".

-7

Less than.

-7 is less than 5.

-5

It is a 7 mile longer drive at 145 miles then is the drive to Akron.

Huh? The square root of 49 is 7. 4 squared is 16 Take it from there

the cube of 7 is 7*7*7 which is 343. 19 less than that is 324.

7 less than -5 is -2

-3 is less than 7

0.672 is 90.4% less than 7 . 0.672 is 4% less than 0.7 .

Acids have a pH level of less than 7.

2 times 3 = 6 which is less than 7 or 1 times 3 = 3 which is less than 7