dawsonscripture dawsonscripture

02-10-2020
Mathematics

contestada

What does a equal -5(6a+21)=-15

Respuesta :

BunBoiReborn BunBoiReborn

02-10-2020

Step 1 remove paranthesis
(-30a-105)=-15

Step 2: Move constant to RHS (take not negative sign is removed if sides are changed and vice versa)

-30a=-15+105
-30a=90

Step 3: Simplify
-a=3

Step 4: remove negative sign from variable
a=3

Answer Link

Otras preguntas

The characters in folktales are usually complex simple ambiguous evil

Triangle T was dilated to form triangle T prime. Triangle T has side lengths of 36 and 18. Triangle T prime has side lengths of 20 and 20. Which ratio is the

11 When is using a rhetorical question often effective in a speech? O A. When a speaker wants to emphasize a series of points O B. When a speaker has run out of

Which lines from the poem most directly state its recurring theme? A. "When I was four, I scraped my knee. / I was trying to climb a tree!" B. "Now I'm sixt

What do humans consume?

Someone who farms land owned by a landowner and shares profit

of food molecules into the blood occurs in

9. In 2006, the annual earnings of highest 10 percent of physical therapists was about A. $55,000 C. $78,000 B. $66,000 D. $94,000

Find the volume of this rectangle pyramid

A system was prepared by placing equal volumes of pure water and a solution of starch in water in two compartments. A partition separates the two liquids. After