joshua335 joshua335

03-12-2020
Mathematics

contestada

Evaluate the expression -4x + 15y. If x = 5, and y =-2

Respuesta :

ronniemath ronniemath

03-12-2020

Answer:

-50

Step-by-step explanation:

I am going to rewrite it to make it look cleaner.

15y - 4x.

x = 5 and y = -2

15(-2) - 4(5) = -30 - 20 = -50

Answer Link

aguilarchucky4 aguilarchucky4

03-12-2020

Answer:

=10

Step-by-step explanation:

Evaluate for x=5,y=2

(−4)(5)+(15)(2)

(−4)(5)+(15)(2)

=10

Answer Link

Otras preguntas

simplify 25+ (15 - 10)

find the equation of two straight lines which are parallel to the straight line x + 7 y + 2=0 and a unit distance from the point (2, - 1)

Of all the Tang and Song achievements, which one was the most important? Why do you think so? Explain your answer in 75–100 words. Be sure to support your answe

Mark runs 3/4 of a mile each day for 5 days. What is the total distance that Mark has run after 5 days? A.3 3/4 B.4 1/4 C.5 3/4 D.6 2/3 plus 1/2 for 5 days and

1. [4 marks] Every morning, a boy scout raises a flag with a mass of 1.5 kg to the top of a 15.0 mflagpole. How much work is done by the scout?

Solve for x. 7x−9<12

i cant figure out how to do this question plz help!

Need help (asap) please

Prompt Read Changes on Farth and Changes in Life. Explain how changes in Earth's systems affect the growth of life on Earth. Use evidence from the text to suppo

Which phrases can be represented by the algebraic expression x + 14? Select three options. the quotient of a number and 14 a number plus 14 fourteen less than a