dannyrand dannyrand

23-03-2017
Mathematics

contestada

Which value of a would make the following statement true? -3(2x + a) = -6x + 15

Respuesta :

baabaagreysheep baabaagreysheep

23-03-2017

Your answer is -5.
This is because, if you expand the single bracket, you get -6x -3a, and since the other side of the equals sign is -6x + 15, then you need to do 15 ÷ -3 = -5.

I hope this helps!

Answer Link

Otras preguntas

Could you guys help me and explain them please. Directions: Define a variable and write an inequality to model each situation. You must show all work to receiv

2x plus 4 less than or equal to 24 = what?

A tennis coach took his team out for lunch and bought 8 hamburgers and 5 fries for $24. The players were still hungry so the coach bought 6 more hamburgers and

At Brian's bookstore, 0.3 of the shelves hold mysteries 25% of the shelves hold traveling books, and 7/20 of the shelves hold children's books. Which type of bo

can anyone help me out with this graph ?

how did African Americans challenge segregation after world war 2?

joaquin and serena are looking at the problem 3x+1>0 serena says that the inequality is always true because multiplying a number by three and then adding one

If a jar of honey sits for a long time, sugar may crystallize in the jar. Describe two possible causes for the crystallization.

how did African Americans challenge segregation after world war 2?

if a handsaw does the same amount of work on a log as a chainsaw does, which has more power why?