7x + 6
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9x+6 = 6x+15 9x-6x = 15-6 3x = 9 x = 3
9x-53=6/x 9x2-53x=6 9x2-53x-6=0 9x2+x-54x-6=0 x(9x+1)-6(9x+1)=0 (9x+1)x(x-6)=0 9x+1=0 or x-6=0 9x=-1 or x=6 x=-1/9 or x=6
9x + 1x = 10x.
9x+6=51 9x = 45 x= 5 9x-6=51 9x = 57 x= 6.33
x+5+3x-7+9x+3-4x Collect like terms: 9x+1