Let's solve your equation step-by-step.<span><span><span>7+x</span>−15</span>=<span>2<span>23 </span></span></span>Step 1: Simplify both sides of the equation. <span><span>x−8</span>=<span>8/3 </span></span>Step 2: Add 8 to both sides .<span><span><span>x−8</span>+8</span>=<span><span>8/3</span>+8</span></span><span>x=<span>32/3 </span></span>Answer:<span>x=<span>10 <span>2/3</span></span></span>