if a^2x+bx+c where a≠0, then x=​

Find the missing factor. 7s2 + 25s + 12 = (s + 3)( ).

In need of in the diagram, ∠abc is a right angle. ∠dbc = 30°27'40". find the measure of ∠abd.

Gabriel determined that his total cost would be represented by 2.5x + 2y – 2. his sister states that the expression should be x + x + 0.5x + y + y – 2. who is correct? explain.