Answer:
a) Everyone on the team talks until the entire team agrees on one decision.
Step-by-step explanation:
Option B consists of voting and not everyone would like the outcome. Option C is making an outsider the decision maker, which can't be helpful since he / she won't have as strong opinions as the team itself. Option D is just plain wrong as it defeats the purpose of team work and deciding as one team. So, I believe option A makes the most sense
% increase = 100 - 85
--------- * 100
85
= 17.65
= 18 % to nearest per cent
Answer:
<h2>x = -8 or x = 2</h2>
Step-by-step explanation:
![(a+b)^2=a^2+2ab+b^2\qquad(*)\\\\-------------------------------\\\\x^2+6x-16=0\qquad\text{add 16 to both sides}\\\\x^2+6x=16\\\\x^2+2(x)(3)=16\qquad\text{add}\ 3^2\ \text{to both sides}\\\\\underbrace{x^2+2(x)(3)+3^2}_{(*)}=16+3^2\\\\(x+3)^2=16+9\\\\(x+3)^2=25\Rightarrow x+3=\pm\sqrt{25}\\\\x+3=-5\ \vee\ x+3=5\qquad\text{subtract 3 from both sides}\\\\\boxed{x=-8\ \vee\ x=2}](https://tex.z-dn.net/?f=%28a%2Bb%29%5E2%3Da%5E2%2B2ab%2Bb%5E2%5Cqquad%28%2A%29%5C%5C%5C%5C-------------------------------%5C%5C%5C%5Cx%5E2%2B6x-16%3D0%5Cqquad%5Ctext%7Badd%2016%20to%20both%20sides%7D%5C%5C%5C%5Cx%5E2%2B6x%3D16%5C%5C%5C%5Cx%5E2%2B2%28x%29%283%29%3D16%5Cqquad%5Ctext%7Badd%7D%5C%203%5E2%5C%20%5Ctext%7Bto%20both%20sides%7D%5C%5C%5C%5C%5Cunderbrace%7Bx%5E2%2B2%28x%29%283%29%2B3%5E2%7D_%7B%28%2A%29%7D%3D16%2B3%5E2%5C%5C%5C%5C%28x%2B3%29%5E2%3D16%2B9%5C%5C%5C%5C%28x%2B3%29%5E2%3D25%5CRightarrow%20x%2B3%3D%5Cpm%5Csqrt%7B25%7D%5C%5C%5C%5Cx%2B3%3D-5%5C%20%5Cvee%5C%20x%2B3%3D5%5Cqquad%5Ctext%7Bsubtract%203%20from%20both%20sides%7D%5C%5C%5C%5C%5Cboxed%7Bx%3D-8%5C%20%5Cvee%5C%20x%3D2%7D)
Answer:
18
Step-by-step explanation:
![\sqrt{ {( - 9 - - 1)}^{2} + {( - 6 - - 6)}^{2} }](https://tex.z-dn.net/?f=%20%5Csqrt%7B%20%20%7B%28%20-%209%20-%20%20-%201%29%7D%5E%7B2%7D%20%2B%20%20%7B%28%20-%206%20-%20%20-%206%29%7D%5E%7B2%7D%20%7D%20)
![\sqrt{ {( - 18)}^{2} }](https://tex.z-dn.net/?f=%20%5Csqrt%7B%20%7B%28%20-%2018%29%7D%5E%7B2%7D%20%7D%20)
![\sqrt{324}](https://tex.z-dn.net/?f=%20%5Csqrt%7B324%7D%20)