0.3x(2 2/9x - 7) - 2/3(x² - 3x) + 11 =
3/10x(20/9x - 7) - 2/3(x² - 3x) + 11 =
2/3x² - 21/10x - 2/3x² + 2x + 11 =
-21/10x + 20/10x + 11 =
-1/10x + 11
-1/10x + 11 = -2
-1/10x = -13
-x = -130
x = 130
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
Verified answer
0.3x(2 2/9x - 7) - 2/3(x² - 3x) + 11 =
3/10x(20/9x - 7) - 2/3(x² - 3x) + 11 =
2/3x² - 21/10x - 2/3x² + 2x + 11 =
-21/10x + 20/10x + 11 =
-1/10x + 11
-1/10x + 11 = -2
-1/10x = -13
-x = -130
x = 130