8x-7=-5x+19 denklemini sağlayan, x'in değeri kaçtır? ​

Determine which expressions represent real numbers and which expressions represent complex number. asaaap! plis!

Robin spent 25% more time on his research project than he had planned he’s been an extra h ours on the project which of the following expressions could represent the number of hours rob actually spent on the project

Evan walked 5/8 mile to his friends house.then together they walked 7/12 mile to the movie theatre.which pair of fraction can evan use to find how far he walked in all?