Answer:
y = 6
Step-by-step explanation:
7x - 9y = 23
7(11) - 9y = 23
77 - 9y = 23 (subtract 77 from both sides)
-9y = -54 (divide both sides by -9)
y = 6
Answer:
C
Step-by-step explanation:
Perpendicular means the new equation's slope is -1/4
point slope equation:y-y1=m (x-x1)
y-7=-1/4(x+3)
The first one is true
<span>4(4a+10) is
</span>16 a + 40 after distribution
The second one is also true
<span>2(8a+20)
16a + 40 after distribution
Third is not true
</span><span>4a(4+10a)
</span><span>16a + 40a^2 after distribution
Last one is also true
</span><span>8(2a+5)
16a + 40 after distribution
Hope this helps :)</span>
179,848,681,085,124
Pretty sure that's it
Answer:
are they separated are they together?
Step-by-step explanation: