Seudónimo Seudónimo

16-06-2017
Mathematics

contestada

Solve.
8 - 2d = c
4c + 3d = 2

c = ???
d = ???

Respuesta :

steve77 steve77

16-06-2017

Substitute eqn 1 into eqn 2
4(8 - 2d) + 3d = 2
32 - 8d + 3d = 2
5d = 30
d = 6

Substitute d = 6 into eqn 1
8 - 2(6) = c
c = -4

Answer Link

Otras preguntas

a. Write the equation in slope intercept form of a line that goes through the points (-7, 10) and (1,4). Hint: once you find m, you will need to solve for b

How can local environmental changes have global effects? а. Organisms can move from one environment to another. b. Air and water move from region to region. c.

Can someone solve 33 and 34 for me

YES I WILL MARK BRAINLIST:D Sarah is going to the food truck with her friends. Hot dogs cost $2 and drinks cost $3. She has a total of $24 that she can spend. T

Julie gets a pre-paid cell phone. Initially she has $40 balance on the phone. She talked to her mom for 5 minutes and her balance is now $39.25. She talked to h

Graph: y < 1/3x+1/2 plot this on a graph

PLS HELP THE QUESTION IS IN THE PIC!!!! I AM GIVING BRAINLIEST!!!!!! Select the correct answer. Which number best represents the slope of the graphed line? A. -

It is also known as "online store".

A food worker is cooking vegetables that will be hot held. What internal temperature must the vegetables reach while cooking? O a. 135°F (57°C) O b. 145°F (63°C

Which of the following best explains why Mission building efforts in east texas were ultimately unsuccessful