lostgirl14480 lostgirl14480

22-02-2018
Mathematics

contestada

how many quarters and dimes of 80 coins make up 14.45

Respuesta :

meredith48034 meredith48034

22-02-2018

q + d = 80
.25q + .10d = 14.45

q. + d= 80
25q + 10d = 1445

-10q. - 10d = -800
25q + 10d = 1445

15q. = 645

q = 43 quarters

43 + d = 80

d= 37 dimes

Answer Link

Otras preguntas

In a constitutional monarchy, the king or queen has more power than the prime minister. true or false?

find three ordered pairs that satisfy the equation 4x+ 2y=8

Solve: 1/5(10x-15) = 1/4(12x-8)

25/32 divided by (-5/6)

A goal of the Great Peasants’ Revolt was to stop the raids on monasteries and churches. to make Germany part of the Holy Roman Empire. to oppose the spread of P

Let f(x) = 5x + 12. Find f−1(x). A: 12x + 5 B: 1 over quantity 5 x plus 12 C: 5 over quantity x minus 12 D: quantity of x minus 12 over 5

What important event occurred during the exodus of the Hebrews from Egypt? The Hebrews settled mainly in one place. The Temple of Jerusalem was built. The Hebre

Which best describes conservation, as it applies to environmentalism? the preservation and protection of land and other natural resources for enjoyment by futur

25/32 divided by (-5/6)

is this sentence correct or is it missing a comma? You'll see the club right after the sports stadium, the big domed building.