Answer:10,000
Step-by-step explanation: 100x100
1x1 equal 1 then just add 4 zeros
Answer: ⇒ 
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Step-by-step explanation:
First you had to add by 2 from both sides of equation.

Simplify.

Then you had to subtract by 2x from both sides of equation.

Simplify.

Multiply by -1 from both sides of equation. (it's going to be reverse by the inequality).

Simplify it's should be the right answer.

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Total=shirtcost+tax
shirtcost=100%
8.5%+100%=108.5%=1.085
1.085 times 25.99=28.19915
round
total cost is
$28.20
Add two like terms: 16x+(-9x)=7x
Add 15 to both sides: 7x=28
Divide 7 on both sides: x=4