09-10-2017
Mathematics

contestada

Work out the value of 3x + 2y when x=4 and y=-5

Respuesta :

musiclover10045 musiclover10045

09-10-2017

3x + 2y =

3*4 + 2*-5=

12 + -10 = 2

Answer Link

penfila11Pen penfila11Pen

09-10-2017

Just substitute the equation with the given

The given are
x = 4 and y = -5
the equation is
3x + 2y
3 (4) + 2 (-5) = 12 - 10 = 2

Answer Link

Otras preguntas

William ramsay, who was a skeptic about the historical accuracy of the bible, changed his mind after researching one of the gospel writer's detail to titles of

(-1/3)^2 -4/3 / 16/9 -4 ( (2)^3 - 4 1/2) -5 / 3/9+1/4 - 5-10^2 + -1/4

The question says write a rule to describe the transformation.

need help with asap!!

how do I right an essay about a book I read

If the blue radius below is perpendicular to the green chord and the segment is 8.7 units long, what is the length of the chord?

What coding scheme contains a set of 128 numeric codes that are used to represent characters in the computer's memory?

To practice problem-solving strategy 22.1: gauss's law. an infinite cylindrical rod has a uniform volume charge density ρ (where ρ>0). the cross section of t

Evaluate the expression, if possible: √ –25 A. Not a real number B. 25 C. 5 D. –5

(4/3)^1-x = e^x (solve exponential equation)