Rewrite the following equation in standard form. y= 5/7x− 2

The ratio of the measures of the three angles in a triangle is 2: 9: 4. find the measures of the angels

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?