Question in screen shot
1 answer:
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First, distribute the parenthesis:
(2x - 4) (4x - 5) = 8x - 20
\___\_/___/
| |
2x * 4x, 4 * 5
Then you add 20 to both sides
8x - 20 = 0
+20 +20
8x = 20
Then you divide both sides by 8
x = 2.5
I think I did that right... I don't quite remember what a solution set is
(2x - 4) (4x - 5) = 8x - 20
\___\_/___/
| |
2x * 4x, 4 * 5
Then you add 20 to both sides
8x - 20 = 0
+20 +20
8x = 20
Then you divide both sides by 8
x = 2.5
I think I did that right... I don't quite remember what a solution set is