SOLUTION: write a two column proof. if m<ABC + m<CBD = 90, m<ABC = 3x-5, and m<CBD = 14

Question 509435: write a two column proof.
if m
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
What is there to prove? We can find the value of x, but a two-column proof isn't quite necessary.

We have "(3x - 5) + 14 = 90" so 3x + 9 = 90, 3x = 81, x = 27.
RELATED QUESTIONS
If m (answered by Fombitz)
if m (answered by Fombitz)
If m-angle ABC= 85 and m-angle ABD= 37, find the m-angle... (answered by JBnovelwriter,ikleyn)
If m ∠ ABC = 2x + 20 and ∠ CBD = 5x -15 find the value of x so that ∠... (answered by scott8148)
If m∠ABC=85, m∠ABD=x+30, and m∠CBD=2x+10, what is m∠CBD?... (answered by Fombitz)
Algebra BD bicects (answered by cleomenius)
If m∠ABD = 84˚and m∠ABC = 42˚, find m∠CBD. Is ∠ABC... (answered by psbhowmick)
If m abc = 7x - 3 and m cbd = 2x + 12 then find... (answered by stanbon)
- Find the measure of each angle angle ABC and angle CBD are complementary angles, m... (answered by MathTherapy)