(-2.8)+0+(-2.6)+6.4
-2.8-2.6+6.4
-5.4+6.4
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√
Answer:
Step-by-step explanation:
4(0) + 3y=12
4x0=0
0+3y=12
3 x 4=12
y=4
Answer:
2.7%
Step-by-step explanation:
The probability of rolling the number once is
, and the probability of it happening again is
, so multiply and get
, which is approximately 2.7%