6x+8y=-10 2x-5y=12; 8x+3y=2 12x+16y=-20 why the two systems of equations have the same solution smb help
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<u>To find the area of a complex shape</u>:
⇒ must cut the whole shape into a simpler shape
- square with side lengths of 4 in
- 2 triangles with a base of 4 in. and a height of 8 in.
- 2 triangles with a base of 4 in. and a height of 10 in.
<u>Let's calculate:</u>
- Area of 2 triangles with a base of 4 in. and a height of 8 in.
- 2 triangles with a base of 4 in. and a height of 10 in.
- square with side lengths of 4 in
<u>Total Area</u>: 32 + 40 + 16 = 88 in²
<u>Answer: 88 in²</u>
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Hope that helps!