jakechadisthecool jakechadisthecool

04-03-2021
Mathematics

contestada

Can someone answer and explain ill mark brainliest

Can someone answer and explain ill mark brainliest class=

Respuesta :

mlarsen5000 mlarsen5000

04-03-2021

Answer:

56 of the coins are dimes

Step-by-step explanation:

Dimes = D

Quarters = Q

D+Q=102

10D+25Q=1710

-10(D+Q=102)

-10D-10Q=-1020

+10D+25Q=1710

15Q-690

Q=46

D=102-46=56

CHECK 46(25)+56(10)=1150+560=1710 = YES

Answer Link

Otras preguntas

What's lithium scientific name?

Use this map to answer the following question: This is a map of the world titled Trade Routes from the 16th to 19th Centuries. The title is missing a word befo

Which sentence is an example of objective, third-person writing that could be found in a scientific essay? I was 15 years old when I developed an eating disorde

desperate! 15 its! Tom throws a ball into the air. The ball travels on a parabolic path represented by the equation h = -8t 2 + 40t, where h represents the heig

reason why emotional readiness is necessary for good parenting

Which of the following nations did NOT join NATO? A. Greece B. Turkey C. Finland D. Portugal

What effect did the louisiana purchase have on the u.s. population feelings about moving west?

The meteorologist considered the impending storm dangerous. Which word in the sentence functions as an objective complement?

Each of the following children visits the school nurse on a regular basis. which of these children would the nurse identify as being at risk for a learning disa

Factor completely: 2x2 - 6x - 56 (2x - 14)(x + 4) (x - 7)(2x + 8) 2(x - 7)(x + 4) 2(x - 4)(x + 7)