Answer:
35.w/g=m
36. P=1/2Q-15
37. R=IV
38. b=-mx+y
39. a) t=-d-e+f
b) t=19.175
40. No, X=-2.4
Step-by-step explanation:
Explanation for 40:
2(x-4)-4x=-6x+9x+4
first do the parentheses
2x-8-4x=-6x+9x+4
next combine like terms
-2x-8=3x+4
add 2x to each side
-8=5x+4
subtract 4 from each side
-12=5x
divide both sides by 5
x=-2.4
Answer:
the answer is 18 or number 8 on your list
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required

Initial expression of f(x) is 
From the question; we understand that f(x) was shifted down by 3 units;
This implies that

Also from the question; we understand that this new f(x) is equivalent to g(x);
In other words;

Substitute
and 
This gives

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Subtract 0.5x to both sides

Rearrange


Multiply both sides by -1



Here, Let the number of weeks = x
Then, Equation would be: 850x - 300x - 7500 = 0
550x = 7500
x = 7500 / 550
x = 13.63
Minimum week can't be in decimal, so we have to pick for nearest larger value which is 14.
In short, Your Answer would be: 14 Weeks
Hope this helps!
Answer:
Step-by-step explanation:
-5 is a real number, right ?
- (-5) = 5 is not negative
thanks