23imehmood 23imehmood
  • 26-02-2021
  • Mathematics
contestada

1 The ages of three cats are a, a + 4 and 2a - 3.
Their total age is 21. Determine a.
?

Respuesta :

Jsf09
Jsf09 Jsf09
  • 26-02-2021

Answer:

a = 5

Step-by-step explanation:

a +a+4 + 2a-3 = 21

4a +1 =21

4a = 20

a = 5

Answer Link

Otras preguntas

What is 986,402 rounded to the nearest ten-thousand?
What is Nine and two hundred thirty-five thousandths in decimals
What is the most abundant gas in the universe?
how will knowing the density of a substance help you determine whether an object made from that material will float in water
what is the answer to number 36?
find the difference between 89 and 21
[ 7 + 0.25 ( -2/3 • -15)] -1/2
what happens to your muscles during a warm up?
How do volvox get rid of waste/water?
the moon is about 240,000 miles from earth .What is the distance written as a whole number multiplied by a power of ten?