kroegermorgan kroegermorgan

02-08-2017
Mathematics

contestada

If 2x + 3z = 12, and z = -2, then x=6
true or false

Respuesta :

choixongdong choixongdong

02-08-2017

2x + 3z = 12 and z = -2, then x=6

2x + 3(-2) = 12
2x = 18
x = 9

answer

False

Answer Link

Otras preguntas

What is a synonym for sensory language?A.simileB.fluencyC.metaphorD.imagery im thinkin D?

Rachel and David share 40 biscuits between them in the ratio 2:3, How many biscuits do they each get?

Add these fractions (Lowest Terms) a) 1/6 + 1/6 b) 1/4 + 3/8 c) 2/3 + 5/6 d) 9/21 + 4/7 e) 1 3/5 + 1/10 f) 1 1/4 + 11/12 g) 1 2/3 + 2/3 h) 1 5/6 + 3 2/5

How do I solve for x? X+6x=56

Earth is a close approximation of a natural closed system. What are some ways that living in a closed system affects each of us.

Is the E-CIG industry more "safe" than the actual tobacco companies? Why? If someone offered you E-CIGS than cigarettes would you say yes or no? Why?Full Paragr

Which expression can be used to change 75 kilometers per hour to meters per minute?

Multiply these fractions (Lowest Terms) a) 2 x 3/4 b) 3 x 3/5 c) 4 x 1/3 d) 6 x 2/5 e) 1/2 x 1/4 f) 4/5 x 2/3 g) 5/6 x 3/4 h ) 1/10 x 2/3 i) 2 1/5 x 1/

india takes the two hour train ride from minneapolis to chicago every dummer to visit her grandparents. The train traveled 44 7/16 (thats a mixed number) mile

Compute the value of the discriminant and give the number of real solutions to the quadratic equation: 3x^2 - 7x + 9 = 0