Let x represent the number. Use the given conditions to write an equation. Solve the equation and find the number.
-Four times a number added to 7 times the number equals 55. Find the number.
A) $4 x - 7 x = 55 ; - 7.9$
B) $4 ( x + 7 ) = 55 x ; 0.5$
C) $4 x ( 7 + x ) = 55 ; 7.9$
D) $4 x + 7 x = 55 ; 5$

Question

Let x represent the number. Use the given conditions to write an equation. Solve the equation and find the number.
-Four times a number added to 7 times the number equals 55. Find the number. 
A) $4 x - 7 x = 55 ; - 7.9$
B) $4 ( x + 7 ) = 55 x ; 0.5$
C) $4 x ( 7 + x ) = 55 ; 7.9$
D) $4 x + 7 x = 55 ; 5$

Quizplus · Accepted Answer

The correct equation that represents the given condition is $4x + 7x = 55$. Solving this equation, $11x = 55$, gives $x = 5$.

Let X Represent the Number 4x−7x=55;−7.94 x - 7 x = 55 ; - 7.94x−7x=55;−7.9

Let X Represent the Number $4 x - 7 x = 55 ; - 7.9$