Answer:
1B
2A
3. x>5+sqrt19 or x<5-sqrt19
These triangles are not congruent. They only have 2 sides and one angle in common, and that is not a congruency theorem.
Let's solve your equation step-by-step.<span><span><span><span><span>−<span>4x</span></span>+3</span>+<span>7x</span></span>+1</span>=<span><span>8x</span>−26</span></span>Step 1: Simplify both sides of the equation.<span><span><span><span><span>−<span>4x</span></span>+3</span>+<span>7x</span></span>+1</span>=<span><span>8x</span>−26</span></span><span>Simplify: </span><span><span><span>3x</span>+4</span>=<span><span>8x</span>−26</span></span>Step 2: Subtract 8x from both sides.<span><span><span><span>3x</span>+4</span>−<span>8x</span></span>=<span><span><span>8x</span>−26</span>−<span>8x</span></span></span><span><span><span>−<span>5x</span></span>+4</span>=<span>−26</span></span>Step 3: Subtract 4 from both sides.<span><span><span><span>−<span>5x</span></span>+4</span>−4</span>=<span><span>−26</span>−4</span></span><span><span>−<span>5x</span></span>=<span>−30</span></span>Step 4: Divide both sides by -5.<span><span><span>−<span>5x/</span></span><span>−5</span></span>=<span><span>−30/</span><span>−5</span></span></span><span>x=6</span>Answer:<span>x=<span>6</span></span>
Answer:
-6
Step-by-step explanation: