Rearranging literal equations for z
1 answer:
Answer:
Step-by-step explanation:
cubing on both sides we get
4z = (2z+3)(n-1)
4z = 2nz + 3n - 2z - 3
4z - 2nz + 2z = 3n - 3
z(6 - 2n) = 3n - 3
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Answer:
40
Step-by-step explanation:
It’s the difference of the smallest and largest number.(it’s the rule for range)
Answer:
x^2 -81
Step-by-step explanation:
(x+9)(x-9)
FOIL
first x*x = x^2
outer -9x
inner 9x
last -9*9 = -81
Add them together
x^2 -9x+9x -81
Combine like terms
x^2 -81
Answer:
7... ........... .............
Answer: x < 38
Step-by-step explanation: Raymond has less money than Martin but you don’t know how much. So you use the less than sign to show that it’s less than 38 dollars
3x-3x=7 x=7 or 0 cause anything ×0 is 0