10d + 20 = 100 pls answer quick

Let's solve your equation step-by-step.

10d+20=100

Step 1: Subtract 20 from both sides.

10d+20−20=100−20

10d=80

Step 2: Divide both sides by 10.

10d

/10= 80/10

so d= 80

forgot the zero  

explanation:

step-by-step explanation:

answer:   expression= p+p*d%

price reduction + sale price = $625

sale price: $p+$p*d%

where d% is the percentage of discount

step-by-step explanation:

original price = p

price went down by $150 price reduction $p*d%

sale price= $ 475

therefore the price before sale is: $625

and the expression that shows the price before sale is: p+p*d%