[tex] - 0.8x - (0.6x - 0.7y) = \\- 0.8x - 0.6x + 0.7y = \\ - 1.4x + 0.7y = - 0.7(2x - y) = \\ - 0.7 \times 8 = \\ - 5.6[/tex]
Copyright © 2024 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
[tex] - 0.8x - (0.6x - 0.7y) = \\- 0.8x - 0.6x + 0.7y = \\ - 1.4x + 0.7y = - 0.7(2x - y) = \\ - 0.7 \times 8 = \\ - 5.6[/tex]