It’s d it’s d the answer is d
3x-3=-12
3x=-9
X=-3
I am in calculus. Algebra is easy
2(5n-2)=4(n+2)
10n-4=4n+8
6n-4=8
6n=12
n=2
Answer:
<h2>8.3 in²</h2>
Step-by-step explanation:
We have
three triangles with the base <em>b = 2 in.</em> and the height <em>h₁ = 2.2 in.</em>
one triangle with the base <em>b = 2 in. </em>and the height <em>h₂ = 1.7 in.</em>
The formula of an area of a triangle:

<em>b</em><em> - base</em>
<em>h</em><em> - height</em>
Substitute:



