18 = 4a + 2a

(help T-T I suck at math)

What is the answer to |-2x-5|-|-4+8| and x=7

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

What is the range of the relation in the table below? x y –2 0 –1 2 0 4 1 2 2 0