Answer:
A
Step-by-step explanation:
y = -9 ------(1)
9x -4y = -9 -------(2)
substitute (1) into (2)
9x - 4 (-9) = -9
9x = - 45
x = -5
there you go, x = -5 and y = -9
so. (-5 , -9 )
hope this helps
please mark it brainliest
Answer:
C
Step-by-step explanation:
Answer:
me podrias dar unos puntos ´porfa
Answer:
D- 30
Step-by-step explanation:
Total = 50
Percentage= 60%
No : of choose maths = 60/ 100 x 50 = 30
Hope its right!
Answer:
-26
Step-by-step explanation:
Dropping here means subtracting. That means that we calculate:
-10 - 16 = -26
