–5(a + b) + 2(2a – b) + 7
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Answers
Answer:
of wild dogs had gotten into the rubbish bins at
the side of the laboratory and were fighting over the scraps.
4. Marvin unlatched the laboratory's doors and raced outside. Two seconds later, CW bent down and popped
its head through the doorway. Its ultrasonic eyes glowed as it looked around. On its right it could see
Marvin waving his arms at five street dogs. In front, it could see a ridge lined with silhouetted trees and
beyond that a magical sea of twinkling city lights
5. Mesmerised by the lights, CW tore its way through the doors and hurried towards them. Its giant boots
shook the earth with Boom! Boom! each time they came down. They made so much clatter that CW didn't
hear Marvin calling it to come back.
6. CW was past the trees and was moving onto the expressway that flowed to the city. Marvin groaned when
he saw CW elevating three cars, holding them carefully in its hands and start juggling them. focus on the rectangular surface. Paste / draw the picture on homework sheet with length and width description. After marking the dimensions on the picture (length and width), find its perimeter in centimeters. What would be the effect on the perimeter if we increase the height of the considered object by 3 feet? (03 Marks)
Answer:
7- a- 7b
Step-by-step explanation:
-5a(a +b) + 2(2a-b)+7
=-5a-5b+4a-2b+7
=-a-7b+7
Regrouping them on the terms of quantity, we get the ultimate answer as 7-a-7b.
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