Any function that has a -b value divided by 2a that equals -2
use ax²+bx+c to figure it out
the axis of symmetry formula is -b/2a=x
Step-by-step explanation:
it's so simple....
Lylas sister is 7 years less than twice lylas age. it means ( 7 - 2x )
The sum of lylas age and her sisters age is 41.
it means x + ( 7 - 2x ) = 41
mark it brainliest if it helps you ❤️
Ken because he had 7. 7 is more than 2
Answer:
4 in
Step-by-step explanation:
The Pythagorean theorem tells you the square of the hypotenuse is equal to the sum of the squares of the other two sides. Solve this problem by writing that relationship using the given information, then solving the equation for the missing side.
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5² = 3² + ?²
25 = 9 + ?² . . . . . simplify
16 = ?² . . . . . . . . . subtract 9
4 = ? . . . . . . . . . . . take the square root
The missing length is 4 inches.
