[tex]y = - 2x + 3[/tex]
[tex]y( - 3) = - 2 \times ( - 3) + 3 = 6 + 3 = 9[/tex]
[tex]y(4.5) = -2 \times 4.5 + 3 = \\ - 9 + 3 = - 6[/tex]
[tex]y(0) = - 2 \times 0 + 3 = 3[/tex]
[tex]y = 7 \\ - 2x + 3 = 7 \\ - 2x = 7 - 3 \\ - 2x = 4 \\x = 4 \div ( - 2) \\ x = - 2[/tex]
[tex]y = - 3 \\ - 2x + 3 = - 3 \\ 2x = 3 + 3 \\ 2x = 6 \\ x = 6 \div 2 \\ x = 3[/tex]
[tex]y = 0 \\ - 2x + 3 = 0 \\ 2x = 3 \\ x = \frac{3}{2} \\ x = 1.5[/tex]
Copyright © 2025 SCHOLAR.TIPS - All rights reserved.
Answers & Comments
[tex]y = - 2x + 3[/tex]
[tex]y( - 3) = - 2 \times ( - 3) + 3 = 6 + 3 = 9[/tex]
[tex]y(4.5) = -2 \times 4.5 + 3 = \\ - 9 + 3 = - 6[/tex]
[tex]y(0) = - 2 \times 0 + 3 = 3[/tex]
[tex]y = 7 \\ - 2x + 3 = 7 \\ - 2x = 7 - 3 \\ - 2x = 4 \\x = 4 \div ( - 2) \\ x = - 2[/tex]
[tex]y = - 3 \\ - 2x + 3 = - 3 \\ 2x = 3 + 3 \\ 2x = 6 \\ x = 6 \div 2 \\ x = 3[/tex]
[tex]y = 0 \\ - 2x + 3 = 0 \\ 2x = 3 \\ x = \frac{3}{2} \\ x = 1.5[/tex]