16^x+3 = 2^x-3

Can someone help me with this?

Identify the polynomial. a2b - cd3 a.monomial b.binomial c.trinomial d.four-term polynomial e.five-term polynomial

In the picture below, line pq is parallel to line rs, and the lines are cut by a transversal, line tu. the transversal is not perpendicular to the parallel lines. note: figure is not drawn to scale. which of the following are congruent angles?

Sofia wants to buy a new bike that costs $214 sofia her grandmother with chores each week for $18 estimate to find which layaway plan sofia shoud choose and why