Respuesta :

Answer:

x= -2

Step-by-step explanation:

x+3(3) =7

1. 3 x 3 =9: Multiply three by three

2. x+9 =7: Subtract 9 on both sides

     -9   -9  

3. x= -2

rarediamond8762855

Answer:

x=-2

Step-by-step explanation:

  1. Re-write the question

X+3(3)=7

Can also be known as:

X+3*3=7

    2. Remove the parentheses: (a)=a

X+3*3=7

   3. Multiply the numbers: 3*3=9

X+9=7

   4. Subtract 9 from both sides

X+9-9=7-9

  5. Simplify

X=-2

Hope this helped :)