md284352
md284352
12-05-2020
Mathematics
contestada
3a + b = 225
b = a - 15
Respuesta :
tylerflorida34638
tylerflorida34638
12-05-2020
3a + b = 225
b = a - 15
3a + b = 225
a - b = 15
4a = 240
a = 60
3(60) + b = 225
180 + b = 225
b = 45
So, a = 60 and b = 45
Answer Link
jmg1111
jmg1111
12-05-2020
a= 60
b= 45
(: i took the quiz
Answer Link
VER TODAS LAS RESPUESTAS ( 72+ )
Otras preguntas
I thought I had the right answer but apparently I don't. Help would be greatly appreciated. Thank you!
-3x + 7= 28 what does x equal
Evaluate -R -Y for R=-2 and Y:-7
Two lines are intersected by a third line. Two horizontal parallel lines are intersected by a third line. The third line intersects the top line and forms 4 ang
3(-6+8)=(3x-6)+(3x8) Solve and name property
Which is the odd one out air solid liquid gas
Fred wants to make brownies. To make brownies, he needs 1/4 of a cup of flour per batch of brownies. If Fred has 10 cups of flour, how many batches of brownies
(Part b)help...plzzz
What Thermal efficiency
Scientists have developed a new herbicide for dandelions that is specifically designed to prevent the conversion of stored energy. Which process does this herbi
