Answer:
the simplified expression is: 6y-7x
Step-by-step explanation:
-y+7y= 6y
-7x
= 6y-7x
Answer:
hutghighriughriughriughrihgrighrighirhgrhrgurhuihghruhgiurhirhiughriughriughurhurhugi
Step-by-step explanation:
Answer:
SAS theorem
Step-by-step explanation:
If
and m∠ECD = m∠BCA, then the triangles are similar by the SAS theorem.

So,
and m∠ECD = m∠BCA because vertical angles are congruent
Therefore ΔECD is similar to ΔBCA by SAS theorem
Answer:
Pretty sure it's x^2−3x+2/4x-16
Step-by-step explanation: