Answer:
Step-by-step explanation:
(-8a - 1)- (-7a + 5) = -8a - 1 - 7a*(-1) + 5*(-1) { (-1) is disturbed to all the terms in (-7a +5)}
= -8a - 1 + 7a - 5
= -8a + 7a -1 - 5 {Combine like terms}
= -a - 6
Answer:
both A and E
Step-by-step explanation:
because most of 70% of the water is sea salt and clean water comes from frozen underground.
Answer:
Inequality Form: x < − 16
Interval Notation: ( −
8 , − 16 )
Answer:
x=30
Step-by-step explanation:
that's a 90º angle so 90÷3=30
Answer:
y=15
Step-by-step explanation:
The formula for direct variation is
y = kx
5 =k*2
Solve for k
Divide by 2
5/2 = k
y = 5/2 x
Now we substitute x=6
y = 5/2(6)
y = 15
