Seudónimo Seudónimo

02-02-2016
Mathematics

contestada

The number of dogs in a shelter is equal to 4 less than 2 times the number of cats. If there are 20 dogs in the shelter how many cats are there?

Respuesta :

apologiabiology apologiabiology

05-02-2016

d=number of dogs
c=cats

d equals 4 less than 2 times c
d=-4+2c
20 dogs
d=20
subsitute
20=-4+2c
add 4
24=2c
divide 2
12=c
12 cats

Answer Link

Otras preguntas

Explain the different stages in nutrition of amoeba ?

Plot A(2,3) and B(2,5). What is the midpoint of points A and B?

Isla, Bob and Marie are playing a game involving counters. The total number of counters stays the same throughout the game. At the start of the game, the ratio

anyyyy girrllll online hereeeere m soo bored

The sizes of matrices A and B are given. Find the sizes of AB and BA whenever they are defined. (If the matrix product is undefined, enter UNDEFINED.) A is of s

Solve the inequality

What work must be done to place a satelite of mass 30kg in orbit at a height of 50km above the earth with a velocity of 800m sec?

Plot A(2,3) and B(2,5). What is the midpoint of points A and B?

simplify fully 40/56

96 members are going to pass a resolution to select a team leader. If 1/6 of the members voted in favor and 2/5 of the members voted against how many did not vo