Question

Can someone please help me!!! Also does anyone know if there is a website or calculator that may give me the answers? Please help me! Thank you!

Answer 1

`x = 17`

Explanation:

`2x + 7 = 3x - 10` (alternate exterior angles are congruent when a transversal cuts across two straight lines)

`2x - 3x = -7 - 10` (collecting like terms)

`- x = -17`

`(-x)/(-1) = (-17)/(-1)` (dividing both sides by -1)

`x = 17`