10c-15+3-8c-6+5c
7c-18 i think so
Answer:
Acute Triangle
Step-by-step explanation:
All angles are less than 90 degrees.
Both fractions have the same denominator so it's going to be easy. First set up your equation:

Add the whole numbers:

Now add the fractions:

add both together:

is an improper fraction so change it:

Since 6 is one more than 5, add 1 to the whole number and subtract the numerator and denominator(6 - 5 = 1) and make the remaining the new numerator. That leaves you with 
Your answer is 
Answer:
x1=3. x2=-2
Step-by-step explanation:

b=-1
a=1
c=-6





x1=3
x2=-2
