Let's solve your equation step-by-step.<span><span>−<span>7.5<span>(<span>x−3</span>)</span></span></span>=3.75</span>Step 1: Simplify both sides of the equation.<span><span>−<span>7.5<span>(<span>x−3</span>)</span></span></span>=3.75</span><span><span><span><span>(<span>−7.5</span>)</span><span>(x)</span></span>+<span><span>(<span>−7.5</span>)</span><span>(<span>−3</span>)</span></span></span>=3.75</span>(Distribute)<span><span><span>−<span>7.5x</span></span>+22.5</span>=3.75</span>Step 2: Subtract 22.5 from both sides.<span><span><span><span>−<span>7.5x</span></span>+22.5</span>−22.5</span>=<span>3.75−22.5</span></span><span><span>−<span>7.5x</span></span>=<span>−18.75</span></span>Step 3: Divide both sides by -7.5.<span><span><span>−<span>7.5x</span></span><span>−7.5</span></span>=<span><span>−18.75</span><span>−7.5</span></span></span><span>x=2.5</span>
0.411 times 0.411 times 0.411 times 0.411 times 0.411 (for the 5 flips that do not land on heads) times 0.599 (for the time that it does land on heads).
