Question

Naveena used a ten dollar coupon for dinner with her mother. She paid nineteen dollars and twenty cents after the coupon was applied. Which equation represents this problem? Let c represent the original cost of the dinner.

ten times c equals nineteen point two zero

c divided by ten equals nineteen point two zero

c minus ten equals nineteen point two zero

c plus ten equals nineteen point two zero

Answer 1

c minus ten equals nineteen point two zero

because the original cost of the dinner would be $10+$19.20.