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 ( 39+ )
Otras preguntas
Bella has three different objects whose masses are 500 g, 125 g, and 375 g. What is the sum of the masses of the objects
Which of these statements is true about endothermic reactions, but not about exothermic reactions? (2 points) The reactants and products are different su
Four times the reciprocal of a number equals 2 times the reciprocal of 7. find the number.
In a large school district, 16 of 85 randomly selected high school seniors play a varsity sport. in the same district, 19 of 67 randomly selected high school ju
Please help! Can you explain this to me? 18. The chart below shows the average number of movies seen per person in selected countries. Use equal intervals to ma
in the tollbooth. In Act II, you see them in action and hear more of what they have to say. How are the two characters alike? How are they different? What do t
The function s(V) = describes the side length, in units, of a cube with a volume of V cubic units. Jason wants to build a cube with a minimum of 64 cubic cent
Kaylee obtains a loan with simple interest to buy a car that costs $8,500. If Kaylee pays $1,020 in interest during the four year term of the loan, what was the
The kyoto protocol ________. the kyoto protocol ________. increased federal funding for controlling greenhouse gas emissions from u.s. power plants required inc
All prokaryotes are _______ eukaryotes. A. larger than B. smaller than C. more complex than D. similar in size to
