supercute3365 supercute3365

23-03-2018
Mathematics

contestada

Derek has some Nickels and dimes worth $3.60 the number of dimes is one more than twice the number of nickels how many nickels and dimes does he

Respuesta :

vojtadanhel vojtadanhel

27-03-2018

5x + 10y = 360
y = 2x + 1

5x + 10*(2x + 1) = 360
5x + 20x + 10 = 360
25x = 350
x = 14

y = 2x + 1
y = 2*14 + 1
y = 29

Derek has 14 nickels and 29 dimes

Answer Link

Otras preguntas

What are all the exact solutions of -3tan^2(x)+1=0? Give your answer in radians.

3 4 5 6 7 8 9 10 time remaining 59:48 the location of fitzgerald's the great gatsby is important because

Johnny wants to know how many students in his school enjoy watching science programs on TV. He poses this question to all 26 students in his science class and f

Which is true about worldwide poverty today? A. Although it remains a serious issue poverty results in very few deaths worldwide B. Poverty is no longer a socia

What are two important reasons that Julius Caesar was assassinated on March 15, 44 BCE? A) he taxed the public and outlawed slavery B) he created jealousy amon

What are some of the reasons behind all ages from the 900s to the middle of the 1200 was a positive time in european history?

A.) -3/4 and -1/3 B.) -3/4 and 7.5 C.) 6 and -3 D.) 6 and -1/3

What Supreme Court decision upheld the legality of segregation so long as "separate but equal" facilities were provided?

A 52 yera old presents with bleeding from the rectum. this condition is referred to as

Explain why an organism with a homozygous dominant genotype has the same phenotype as an organism with a heterozygous genotype