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 are the advantages and disadvantages of globalization
What are the advantages and disadvantages of globalization
What are the advantages and disadvantages of globalization
What are the advantages and disadvantages of globalization
What are the advantages and disadvantages of globalization
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
Hey guys, I need 5 sentences!¿Prefieres viajar en coche, en tren, en barco o en avión? ¿Por qué?
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O
What are the advantages and disadvantages of globalization
how do you balance __H2SO4 + __B(OH)3 --> __B2(SO4)3 + __H2O