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Sagot :
13 and 12
because if you will going to add them the sum or answer is 25
if you will going to multiply them the product or answer is 156...
because if you will going to add them the sum or answer is 25
if you will going to multiply them the product or answer is 156...
x + y = 25
y = 25-x
Let first number x
second number y or 25-x
Equation:
(x) (25-x) = 156
25x - x² = 156
Equate to 0:
0= x² -24x + 156
Solve by factoring:
((x-13) (x-12) = 0
x-13 = 0 x-12 = 0
x = 13 x = 12
The two numbers are 13 and 12.
To check:
13 + 12 = 25
(13) (12) =156
y = 25-x
Let first number x
second number y or 25-x
Equation:
(x) (25-x) = 156
25x - x² = 156
Equate to 0:
0= x² -24x + 156
Solve by factoring:
((x-13) (x-12) = 0
x-13 = 0 x-12 = 0
x = 13 x = 12
The two numbers are 13 and 12.
To check:
13 + 12 = 25
(13) (12) =156
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