Question

6r+7=13+7r solve equation​

Answer 1

$\huge{\underline{\underbrace{\mathcal\color{gold}{Answer}}}}$

• $\bold{ 6r+7=13+7r  }$ 

• $\bold{ 7r-6r=7-13  }$ 

• $\bold{r=-6   }$ 

$\huge{\underline{\underbrace{\mathcal\color{purple}{verification}}}}$

$\bold{ put~ the ~value ~r=-6~ in ~that ~equation.   }$

• $\bold{6r+7=13+7r   }$ 

• $\bold{ 6(-6)+7=13+7(-6)  }$

• $\bold{(-36)+7=13+(-42)   }$ 

• $\bold{(-29)=(-29)   }$(proved) 

Answer 2

Answer:

6

Step-by-step explanation:

6r+7=13+7r

6r-7r=13-7

-r=6

r=-6