7( -4) + 2(2) -8(1.5)/2
= -28 + 4 - 12/2
= -28 + 4 -6
=-24-6
= -30
Your answer is -30.
I think it's 10 because the perimeter is 30 and I divided the 30 by 3 because there's 3 rectangles and the answer I got is 10. Not 100% accurate but yea
Answer:±2 and±9
Step-by-step explanation:
±√(4) = ±2
±√(81) = ±9
You wouldnt be able to answe it in a fraction