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
VER TODAS LAS RESPUESTAS ( 83+ )
Otras preguntas
what is the length of arc S shown below?
What can you conclude about the policy areas in the state of Georgia ?
this table shows the rainfall (in centimeters) for a city in different months. the quadratic regression equation that models these data is y= 0.77x^2 + 6.06x -
Help me with this please !! I’m not sure if it’s right !
What places to avoid in Cuba?
all the following plants have Superior ovary except...... a) berries b) legumes c) orchids d)pome
Write an equation in slope intercept form of each line
why is the Supreme Court job important in the United States?
Which represents t in terms of v?
what does the public sector provide that the private sector does not?