Question

13x=58sq -45sq solve it ​

Answer 1

Answer:

Step-by-step explanation:

Answer 2

Answer:

$13x = {58}^{2} - {45}^{2} \\u se \: \: {a}^{2} - {b}^{2} = (a - b)(a + b) \\ 13x = (58 - 45)(58 + 45) \\ 13x = 13 \times 103 \\ x = 103$