Answer:
Step-by-step explanation:
-7q+12r=3q-4r
-10q=-16r
r=(5/8)q
I think its correct
Answer:
Put them at 30 and 70
Step-by-step explanation:
Let's solve your equation step-by-step.<span><span><span>−<span>7<span>(<span>x−4</span>)</span></span></span>+<span>8x</span></span>=<span>12+14
</span></span>Step 1: Simplify both sides of the equation.<span><span><span>−<span>7<span>(<span>x−4</span>)</span></span></span>+<span>8x</span></span>=<span>12+14
</span></span><span>Simplify: (Show steps)</span><span><span>x+28</span>=26
</span>Step 2: Subtract 28 from both sides.<span><span><span>x+28</span>−28</span>=<span>26−28
</span></span><span>x=<span>−<span>2</span></span></span>
Im not sure but since the angle you have is 52 and this is an isosceles triangle so you will do 180-52 over 2 to get the other 2 angles which will be 64 each and you want the exterior angle which is 180 aswell so you will do 180-64 which will be 116