Answer:
Yes
Step-by-step explanation:
84/4=21/1 vs 28/1
32 is the correct answer :)
Answer:
x=18.2
y=21.7
(18,21)
Step-by-step explanation:
−20x + 15y = −40
20x − 8y = 192
7y=152
y=21.7
y=21.7 , -20x+325.5=-40
-20x=-365.5
x=18.2
Answer:
QS = 42 units
Step-by-step explanation:
8x - 51 = 3x - 6
5x = 45
x = 9
(8x - 51) + (3x - 6) = QS
72 - 51 + 27 - 6 = QS
42 = QS