Step-by-step explanation:
The point-slope form of an equation of a line:
![y-y_1=m(x-x_1)](https://tex.z-dn.net/?f=y-y_1%3Dm%28x-x_1%29)
<em>m</em><em> - slope</em>
<em>(x₁, y₁)</em><em> - point on a line</em>
We have
![(-6,\ 3)\to x_1=-6,\ y_1=3,\ m=\dfrac{5}{2}](https://tex.z-dn.net/?f=%28-6%2C%5C%203%29%5Cto%20x_1%3D-6%2C%5C%20y_1%3D3%2C%5C%20m%3D%5Cdfrac%7B5%7D%7B2%7D)
Substitute:
![y-3=\dfrac{5}{2}(x-(-6))\\\\y-3=\dfrac{5}{2}(x+6)](https://tex.z-dn.net/?f=y-3%3D%5Cdfrac%7B5%7D%7B2%7D%28x-%28-6%29%29%5C%5C%5C%5Cy-3%3D%5Cdfrac%7B5%7D%7B2%7D%28x%2B6%29)
Convert to the slope-intercept form
![y=mx+b](https://tex.z-dn.net/?f=y%3Dmx%2Bb)
<em>m</em><em> - slope</em>
<em>b</em><em> - y-intercept</em>
<em>use the distributive property</em>
![y-3=\dfrac{5}{2}x+\dfrac{5}{2\!\!\!\!\diagup_1}\cdot6\!\!\!\!\diagup^3](https://tex.z-dn.net/?f=y-3%3D%5Cdfrac%7B5%7D%7B2%7Dx%2B%5Cdfrac%7B5%7D%7B2%5C%21%5C%21%5C%21%5C%21%5Cdiagup_1%7D%5Ccdot6%5C%21%5C%21%5C%21%5C%21%5Cdiagup%5E3)
<em>add 3 to both sides</em>
![y=\dfrac{5}{2}x+18](https://tex.z-dn.net/?f=y%3D%5Cdfrac%7B5%7D%7B2%7Dx%2B18)
Convert to the standard form:
![Ax+By=C](https://tex.z-dn.net/?f=Ax%2BBy%3DC)
<em>multiply both sides by 2</em>
<em>subtract 5x from both sides</em>
<em>change the signs</em>
![5x-2y=-36](https://tex.z-dn.net/?f=5x-2y%3D-36)
84+92+87+104=367
500-367=133
He needs to plant 133 shrubs on Friday
It can go up to four dimensional.
Answer:16.5
first subtract 5 then divide by 2