dawsonscripture dawsonscripture

02-10-2020
Mathematics

contestada

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

Respuesta :

izzyhermioneeh izzyhermioneeh

02-10-2020

Step 1 : Simplify both sides
-5(6a+21)=-15
(-5)(6a)+(-5)(21)=-15
-30a-105=-15
Step 2 : Add 105 to both sides
-30a-105+105=-15+105
-30a=90
Step 3 : Divide both sides by -30
-30a=90
—————
-30 -30

a = -3

Answer Link

Otras preguntas

Dimostra che un quadrato è equiva- lente alla metà del quadrato costruito su una sua diagonale.

WILL NAME BRANLIEST AFTER MAYBE A DAY.... PLEASE HELPPPPP

How can a piece of land be preserved? A. Stop use of the land. B. Limit use of the land. C. Build houses on the land. D. Clear trees from the land.

You often find that employees choose a health care plan without carefully considering their options. In fact, sometimes employees realize they are spending too

A circular plate has circumference 32.7 inches. What is the area of this plate? Use 3.14 for . The area of this plate is about square inches. (Round the final a

PLZ HELP THIS IS AN EMERGENCY THE BOOK IS CALLED "THINGS NOT SEEN" PLZ PLZ

Solve. 6x cubed=4x to the fourth+3x squared-7x

Because of variability in the manufacturing process, the actual yielding point of a sample of mild steel subjected to increasing stress will usually differ from

The muscles in the stomach aid digestion by

Tyna simplified the expression StartFraction 3 x cubed Over 12 x Superscript negative 2 Baseline EndFraction to StartFraction x Over 4 EndFraction. What was Ty