Question

Anyone know this one? Quick!

4(x – 5) + (3x + 15) – 5x

Answer 1

4(x-5)+(3x+15)-5x

4x-20+3x-20+15=0

collect like terms

4x-5x+3x-20+15=0

2x-5=0

2x÷2=5÷2

x=5÷2