theCaitlinjohnson27
theCaitlinjohnson27 theCaitlinjohnson27
  • 03-04-2020
  • Mathematics
contestada

What is the value of a in the equation 5 a minus 10 b equals 45, when b equals 3? 3 15 21 39

Respuesta :

elliescooter1
elliescooter1 elliescooter1
  • 03-04-2020

Answer:

a=15

Step-by-step explanation:

5a-10b=45

5a-10*3=45

10*3=30

5a-30=45

+30

5a=75

75/5=15

a=15

Answer Link
Аноним Аноним
  • 12-05-2020

Answer:

A=15

Step-by-step explanation:

Answer Link

Otras preguntas

what type of fractions are the following A) 1/3 A) Improper B) mixed C)wholeB) 5 1/6C) 6/5answer A B C with the three multiple choice answers.
what are some reasons for limiting authority
I need a Amazon tribe name please! Need for Monday
why did  the volcano explode
I need a Amazon tribe name please! Need for Monday
what are some reasons for limiting authority
How many heart chambers does a shark have?
1. What is the respiratory structure of a millipede? A. book lungs B. tracheal tube C. gill slits 2. what is the respiratory structure of a spider? A. gills B.
What is 68 divided by the square root of 4
What is the product of (x+1) and (2x^2+3x-1)?