Can you please do this one math problem? i will give 10 pts

YOU MUST SHOW WORK

1.A rectangular poster has an area of 190in^2 The height of the poster is 1in less than twice it's width. Find the dimensions of the poster.

h+1 = 2w

hw = 190

2w - 1 = 190 / w

w (2w -1) = 190

Then graph it: w= -19/2 or w=10
So w=10

hw=190
h=19