How many solutions does each equation have?
equation no solution one solution many solutions
1. 2x–2=2x+32x–2=2x+3
2. 5m–4=7m+85m–4=7m+8
3. y+7=y–3

And employee salary increased by $4500 which represents a 15% raise what is the rate of the increase

Pyotr tchaikovsky sporting goods operates on a 45% overhead based on the selling price, which results in an overhead of $65.34 on the newest version of an air hockey game set. if the air hockey game set costs pyotr tchaikovsky sports $49.32, find the selling price, the markup, and the net profit.

Joe has a rectangular chicken coop. the length of the coop is 4 feet less than twice the width. the area of the chicken coop is 510 square feet. what is the length of the chicken coup?