Sammarie4 Sammarie4

17-01-2022
Mathematics

contestada

Mr. Akika has 36 18 cent and 30 cent stamps all told. The stamps are worth $9.48. How many each kind of stamps does he have?

Respuesta :

sqdancefan sqdancefan

18-01-2022

Answer:

30-cent: 25
18-cent: 11

Step-by-step explanation:

Using the generic solution we found in this problem ...

https://brainly.com/question/26243664

we find the number of 30-cent stamps to be ...

x = (948 -36(18))/(30 -18) = 300/12 = 25

Mr. Akira had 25 30-cent stamps and 11 18-cent stamps.

Answer Link

Otras preguntas

Ammonium carbonate NH₂ COO NH₄ when heated gives a mixture of NH₃ and CO₂ with vapour density of mixture is 26

Find all real solutions to the equation: (x+5)/(x-7)=(x+7)/(x-3) Use the "^" for the exponent.

Arnie, age 12, believes he is a pretty good soccer player but not as good of a singer. These perceptions are a part of Arnie's __________? 1) self-concept 2) se

Your _____ as a forensics analyst is critical because it determines your credibility.a. oathb. professional policyc. professional conductd. line of authority

Some writers shy away from summarizing because_________

The twentieth century did NOT witness _______________. 1) the end of all forms of imperialism 2) the creation of more states 3) greater global equality 4) a tri

state two applications of the doppler effect in medicine

Mr. Hogan is a 94-year-old man who has a decreased appetite. This is most probably due to ________. 1) overhydration 2) decline in the number of taste cells 3)

Given triangle ABC determine the degree of

Which of the following threats to internal validity would result in group differences prior to the start of the study?a. maturation effectb. selection effectc.

ACCESS MORE EDU ACCESS