Answer:
Step-by-step explanation:
3a-2b=14 multiply by 3
9a - 6b = 42 (1)
4a+3b=13 multiply by 2
8a +6b = 26 (2)
sum up (1) and (2)
17a = 68
a =4
b=-1
Answer:
It's not evaluated correctly
Step-by-step explanation:
in the problem 6 × 5 + 30 ÷ 30 we first need to multiply 6 and 5 then divide the 30 by 10 and finally add them up
6×5 = 30
30 ÷ 10 = 3
30 + 3 = 33
Answer:
Wait for 32minutes.
Step-by-step explanation:
i think you could made time Am or Pm that can make your questions good. i am nub grammar sorry haha
Answer: Tan = 18/24
Explanation: Tan = Opposite/Adjacent
Answer:
(-840/13,0) I think? I'm honestly not sure about this one
Step-by-step explanation:
(-30-(-45))/(48-61)=15/-13
(y-y1)=m(x-x1)
y-(-30)=-15/13(x-(-30))
y+30=-15/13(x+30)
y+30=-15/13x+-450/13
y=-15/13x+-840/13
