dawsonscripture dawsonscripture
  • 02-10-2020
  • Mathematics
contestada

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

Respuesta :

BunBoiReborn
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

What is the value of y?
Indicate in standard form the equation of the line passing through the given points, writing the answer in the equation box below. G(4, 6), H(1, 5)
Choose the algebraic description that maps the image ABC onto A'B'C'.
A. Write a full conversation between two people. Both participants have to ask and answer the same questions. Include all the following: Hi How is the person
the passive voice of has he taken the book from the table?
Disadvantages of GTZ Model for designing science textbooks
draw the flow chart of production of silk from silk mothplease help....no links or get reported ​
Зу = х - 9 y = -x + 1 Using the graphing method, which of the following choices is the solution of the system? A=(-3 ,-2) B=(3 ,-2) C= Infinite solutions D= No
The perimeter of a rectangular plot is 36 metres. The length is 6 metres more than the width. What is the area of the rectangular plot?​
correct this.kwame and myself are travelling​