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 :

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

Find each unit rate. Compare the rates. Brahim earned $3000 in 6 weeks, and Amanda earned $2500 in 7 weeks. A. Brahim: $500/wk and Amanda: $357.14/wk. Amanda

My best subject is Math, but my favorite subject is Science. What type of sentence is this? A. declarative B. exclamatory C. imperative D. interrogative

The technique that creates an illusion of depth within an image on a flat canvas is known as ________. A. humanism B. perspective C. d’Este D. foreshado

Cause and effect relationships can be developed in a chain, which means that...

Which of the following are accepted without proof in a logical system? A.Axioms B.Theorems C.Postulates D.Common Notions

Sam's manager would like him to share what he learned at a conference. He needs to share the information with twenty coworkers at the next staff meeting. Sam sh

the war of roses was ?

i want to know how equality between the sexes shaped human society

Which of the following best explains why the Stamp Act of 1765 was significant? A. It was the first direct tax imposed on American colonists. B. It was the

Multicellular organisms reproduce by binary fission. True or False?