Step 1: Simplify both sides of the equation.<span><span><span>6d</span>+<span><span>−11</span>2</span></span>=<span><span>2d</span>+<span><span>−13</span>2</span></span></span>Step 2: Subtract 2d from both sides.<span><span><span><span>6d</span>+<span><span>−11</span>2</span></span>−<span>2d</span></span>=<span><span><span>2d</span>+<span><span>−13</span>2</span></span>−<span>2d</span></span></span><span><span><span>4d</span>+<span><span>−11</span>2</span></span>=<span><span>−13</span>2</span></span>Step 3: Add 11/2 to both sides.<span><span><span><span>4d</span>+<span><span>−11</span>2</span></span>+<span>112</span></span>=<span><span><span>−13</span>2</span>+<span>112</span></span></span><span><span>4d</span>=<span>−1</span></span>Step 4: Divide both sides by 4.<span><span><span>4d</span>4</span>=<span><span>−1</span>4</span></span><span>d=<span><span>−1</span><span>4</span></span></span>
