Question

2x + 9.75 - 7x= 5.15

Answer 1

the answer would be x=0.92




simplify 2x+9.75-7x=5.15
-5+9.75=5.15

subtract 9.75 from both sides
-5x=5.15-9.76

simplify 5.15-9.75 to -4.6
-5 = -4.6

divide both side by -5
x=-4.6/-5

simplify -4.6/-5 to 0.92
x=0.92

Answer 2

the answer would be X=0.82