it means that u have to ratios that are equivalent in weight meaning 3:3 = 1 and so is 6:6=1
A+b+c = 131
b = 7 + 2a and c = a - 12
so a + 7+2a + a-12 = 131
then 4a -5 = 131
then 4a = 136
and a = 34....so b= 75 and c = 22....check 34+75+22=131√
There were about 500 to 600 students that attended the University of salamanca by the end of the 14th century
The answers are...
B. (3 ^3) ^9 * (7 ^3) ^6
D. (3 ^3 + 3 ^9) * (7 ^6 + 7 ^3)
Answer:
a) -11
b) 75
Step-by-step explanation:
a= -24-13=-11
b= 61-(-14)=75