Question

Can someone help solve this with steps

Answer 1

Step-by-step explanation:

${x}^{2} - y = 4 \\ 2x - y = 4 \\ 2 + y = 8 \\ y = 8 - 2 \\ y = 6 \\ \\ 2x - y = 4 \\ 2x - 6 = 4 \\ 2x = 4 + 6 \\ 2x = 10 \\ x = \frac{10}{2} \\ x = 5$