Which property justifies the first step in solving this equation?
x/5 + 9 = 11
x/5 +9 - 9 =11 - 9

a. subtraction property of equality
b. addition property of equality
c. substitution property of equality

With math question will mark brainliest question in the pic.

Jamie went to home depot.she bought 25 bags of soil that cost $9 per bag.she bought 15 pots at $8 each, and she bought 23 bags of pebbles at $15 each.she used a coupon that gave her $5 off for every 100 dollars she spent. how much did jamie pay at the end?

Solve the equation x/4 - 5= -8 -27 -12 -7 12