Solve for a. −10=2a−4

a=−7

a=−3

a = 3

a = 7

plz help

Can you draw an isosceles triangle with only one 80 degree angle?

The perimeter of a stage is 116 feet. it is 17 feet wide. how long is it?

Dean and karlene get paid to write songs. dean is paid a one-time fee of $20 plus $80 per day. karlene is paid a one-time fee of $25 plus $100 per day. write an expression to represent how much a producer will pay to hire both to work the same number of days on a song.