15(2x-5)+2x=5(5x-15)-7
30x – 75 + 2x = 25x – 75 – 7
30x + 2x – 25x = – 7 – 75 + 75
7x = -7
x = -1
15(2x-5)+2x=5(5x-15)-7 30x – 75 + 2x = 25x – 75 – 7 30x + 2x – 25x = – 7 – 75 + 75 7x = -7 x = -1
15(2x-5)+2x=5(5x-15)-7
30x – 75 + 2x = 25x – 75 – 7
30x + 2x – 25x = – 7 – 75 + 75
7x = -7
x = -1
15(2x-5)+2x=5(5x-15)-7 30x – 75 + 2x = 25x – 75 – 7 30x + 2x – 25x = – 7 – 75 + 75 7x = -7 x = -1