The difference between three times a number and 15 is equal to 6. Find the number
1 answer:
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Both the given lines in graph intersect at point (5 , -2), the point must satisfy both the equations.
and if we check the options, we will observe that D. option has both the equations that satisfy the given conditions.
that is ~
put y = - 2,we will get :
so, 1st equation satifys the condition. let's check out 2nd one.
put y = -2
Hence, we can conclude that the Correct choice is D