Which expressions are equivalent to -6(b+2)+8

Me! #1 write an equation for the interior angles of this triangle that uses the triangle sum theorem. #2 what is the value of x? #3 what is the measure of #4 classify the triangle above as acute, obtuse, or right. state your reason in a complete sentence.

Compare the cost of the bike trips from the two companies shown.for both the cost in a linear function of the number of days which statements is true

Find the solution(s) to x^2-14+49=0