I think it is 13 by looking at the angle and numbers.
Answer: <em>x=4</em>
Step-by-step explanation:
<em>1+3x=x+9</em>
<em> -x -x</em>
<em>1+2x=9</em>
<em>-1 -1</em>
<em>2x=8</em>
<em>Divide by 2 on each side</em>
<em>Final result</em>
<em>x=4</em>
#29 is 1x - 6 and you had to divide the two numbers
Step-by-step explanation:
Surface area of what shape or solid ?
