15 -7 = 8
10y=15y=1.5
25
It equals 285
2x-3y-7y+4x-5=6x-10y-5=6*10-10*4-5=60-40-5=60-45=15
The greatest common factor of 10y plus 15 is 5.
15 -7 = 8
10y=15y=1.5
7
25
It equals 285
45
5 plus 25 equals 60. Need to solve for 5 plus 25 equals ?: 2 plus 10 equals 24 is equivalent to 2 × (1 plus 5) equals 2 × (12); and 3 plus 15 equals 36 is equivalent to 3 ×(1 plus 5) equals 3 × (12); thus 5 plus 25 equals ? is equivalent to 5 × (1 plus 5) equals 5 × (12); thus ? = 5 × 12 = 60.
2x-3y-7y+4x-5=6x-10y-5=6*10-10*4-5=60-40-5=60-45=15
-15
30
if it is =0, you can divide the whole equation by 5 to leave 2y+3=0