2 answers:
Answer:
5x + 40 = 2
Step-by-step explanation:
5(x + 8) = 2
5x + 40 = 2
5x = -38
x = -7.6
Best of Luck!
Answer:
Step-by-step explanation:
Using the distributive property:
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Answer:
Step-by-step explanation:
![(x+2)(x-1)= x^2+2x-x-2= x^2 +x -2\\\\( x + 2 ) ( x - 1 ) - x ^ { 2 } + 1 =x^2+x-2-x^2+1=x-1\\\\- 3 [ ( x + 2 ) ( x - 1 ) - x ^ { 2 } + 1 ] =-3(x-1)=-3x+3\\\\- 3 [ ( x + 2 ) ( x - 1 ) - x ^ { 2 } + 1 ] + 3 ( x - 1 ) =-3x+3+3x-3=6x\\](https://tex.z-dn.net/?f=%28x%2B2%29%28x-1%29%3D%20x%5E2%2B2x-x-2%3D%20x%5E2%20%2Bx%20-2%5C%5C%5C%5C%28%20x%20%2B%202%20%29%20%28%20x%20-%201%20%29%20-%20x%20%5E%20%7B%202%20%7D%20%2B%201%20%3Dx%5E2%2Bx-2-x%5E2%2B1%3Dx-1%5C%5C%5C%5C-%203%20%5B%20%28%20x%20%2B%202%20%29%20%28%20x%20-%201%20%29%20-%20x%20%5E%20%7B%202%20%7D%20%2B%201%20%5D%20%3D-3%28x-1%29%3D-3x%2B3%5C%5C%5C%5C-%203%20%5B%20%28%20x%20%2B%202%20%29%20%28%20x%20-%201%20%29%20-%20x%20%5E%20%7B%202%20%7D%20%2B%201%20%5D%20%2B%203%20%28%20x%20-%201%20%29%20%3D-3x%2B3%2B3x-3%3D6x%5C%5C)
Answer: the answer is 64 1/3
Step-by-step explanation:
An equivalent ratio would be 7:10 or 70:100 or 42:60 and so on...
cos=adj/hyp
=0.5/1.3
CD=0.4
*add CD+BC to find BD
So
0.4+1.0
BD=1.4cm
