Answered

Welcome to Westonci.ca, your ultimate destination for finding answers to a wide range of questions from experts. Our platform offers a seamless experience for finding reliable answers from a network of experienced professionals. Get detailed and accurate answers to your questions from a dedicated community of experts on our Q&A platform.

Can anyone help me solve this system of equation by elimination?

5x+4y=-30
3x-9y=-18

Sagot :

Lilith
[tex]\begin{cases}5x+4y=-30\ \ / \cdot (-3) \\3x-9y=-18\ \ / \cdot 5 \end{cases}\\\\ \begin{cases}-15x-12y=90 \\15x-45y=-90 \end{cases}\\+\ --------\\ -57y=0 \\ y=0 \\\\ 5x+4y=-30\\5x+4 \cdot 0=-30 \\5x=-30 \ \ / :5 \\x=-\frac{30}{5}\\x=-6 \\ \\Answer : \\\\ \begin{cases} x=-6 \\ y=0 \end{cases} [/tex]
We hope you found this helpful. Feel free to come back anytime for more accurate answers and updated information. We hope you found this helpful. Feel free to come back anytime for more accurate answers and updated information. Thank you for using Westonci.ca. Come back for more in-depth answers to all your queries.