tpsavage1203 tpsavage1203
  • 20-02-2021
  • Mathematics
contestada

Use algebra tiles to find the difference. Let one yellow tile equal +1 and one red tile equal –1. 12 – (–9)

Respuesta :

fichoh
fichoh fichoh
  • 21-02-2021

Answer:

21

Step-by-step explanation:

12 - (-9)

Open The bracket :

Recall: - * - = +

Hence,

12 + 9 = 21

Answer Link

Otras preguntas

Duncan knows that it takes 36400 calcal of energy to heat a pint of water from room temperature to boiling. However, Duncan has prepared ramen noodles so many t
solve 3+8n=-5 which is solving two step equations​
▲TenerOpen ended Activity Textbook instructor gradedInstructionsReact to these statements logically using expressions with tener.1)Mi hermana come dos sándwich
Talarczyk Company sold 10,000 Super-Spreaders on December 31, 2017, at a total price of $1,000,000 cash, with a warranty guarantee that the product was free of
In the market for computers, if the demand curve is elastic and the price of a computer decreases, we expect total revenue to _____. If the demand curve is inel
Based on this map, which statement is about Japan's economy is MOST accurate? A) Japan's economy is similar to the economy of China. B) Japan's industry has ne
surface area of a sphere with a diameter of 17.5 inches
What began Australian federation
According to the Myers-Briggs Type Indicator (MBTI), the _____ preference indicates how you prefer to make your decisions: through logical, rational analysis or
Winter Company incurred direct materials costs of $500,000 during the year. Manufacturing overhead applied was $150,000 and is applied at the rate of 75% of dir