Best Answer

3x=9 means 3 times a number is equal to 9.

Divide both sides by 3.

1) 3x/3=9/3

Dividing 3x by 3 cancels the 3 from the x.

2) 3x/3=9/3

Cleaning up the equation looks like this:

3) x=9/3

Solve the right side.

4) x=3

Q: How do you solve 3x equals 9?

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3x-11 for x=9

x - 7 - 9 = -3x - 16 = -3x = 13

24 = 3x + 9 -9 -9 Subtract 9 from each side15 = 3x/3 /3 Divide 3 from each side5 = x You are left with five equals X

172=x

3x + 9 = 42 3x = 33 x = 11

Related questions

3x-y=9 y=3x-9

3x-11 for x=9

x - 7 - 9 = -3x - 16 = -3x = 13

-9

24 = 3x + 9 -9 -9 Subtract 9 from each side15 = 3x/3 /3 Divide 3 from each side5 = x You are left with five equals X

x . 9 =12-3x9x =12-3x9x+3x=1212x =12x =1

172=x

solve -3x-3y=-15

3x + 9 = 42 3x = 33 x = 11

3x-6 = 21 3x = 21+6 x = (21+6)/3 x = 9 You shouldn't ask us to solve your math homework.

Watch closely:6x = 3x + 27Subtract 3x from each side:3x = 27Divide each side by 3:x = 9

3x - 24 = 3Add 24 to each side of the equation:3x = 27Divide each side by 3 :x = 9