2 answers:
Answer:
+3
Step-by-step explanation:
we collect like terms to give us
-4x-6x+8x=12-6
-10x+8x=-6
-2x=-6
divide through by -2 to give us
-2x/-2=-6/-2
x=+3
note that when a negative sign divides another negative sign, it gives us a positive sign which in our case, could be ignored if chosen to
Answer:
- 3
Step-by-step explanation:
6 - 4x = 6x - 8x + 12
6 - 4x = - 2x + 12
6 - 12 = - 2x + 4x
- 6 = 2x
x = - 6 / 2
x = - 3
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Answer:
25
Extra Info:
Thank you for this !! But for anyone who seriosuy doesn’t know: If you do 5+5, five times, its the same as 5x5 !!
Another Example:
3x3=9
3+3+3=9
3+3=6 6+3=9
Answer:
I think 14, 15, V200.
Step-by-step explanation:
I'm not sure what V200 is but I kinda just ignored the v, then you have 14, 15, 200.
The sum of all angles (around the black dot) is 360°
All 5 angles (if you forget the red line) are the same; so each angle is 360°/5 = 72°
So Angle 1 is 72°
The answer is certainly c because i did that and got it right
Step-by-step explanation:
f(x) = —x^2 – 3x
f(10)={-10}²-3×10=100-30=70
