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 ( 51+ )
Otras preguntas
Your _____ to the classroom discussion were very good. ancestor contributions colonial heritage
WILL GIVE BRAINLIST . Only answer if you know its correct thanks . question in picture .
I need help A.S.A.P. If answered with anything other than the answer. I’ll report you! Thanks! Have a great day. Click on picture to see the questions.
2+99393×17888÷2=? WHATS THE ANSWER DAWG
Carl bought an airline ticket. Two weeks ago, the cost of this flight was $900. What is the percent increase? HELPP
Describe conditions on the European continent after World War II. How did those conditions contribute to the United States and the Soviet Union becoming enemies
Which is NOT true? A 7 + 7 = 19 - 5 B 9 + 9 = 11 + 7 C 19 = 13 + 5 D 20 - 12 = 4 + 4
If the fraction 414/x-10 is equivalent to -23 , find the value of x. Show your work. Use reasoning to find x.
Solve by using substitution -5x-y=12 y=-4x-9
Which of the following statements about the unit of measurement called the Newton is true? Select the two correct answers.(1 point) As an object's distance from
