Answer: 70 square centimeters.
Explanation: The area of a parallelogram is base times height.
Because the parallelograms are congruent, we can do 4*(3.5*5), which equals 70 square centimeters.
It's don't have equal between that equation ?
Answer:
Your answer should be 3, hope this helps!
First you need to get x on one side so subtract 3x from both sides which will leave you with 8=2x-20. Next add 20 to both sides to get 28=2x. Then divide everything by 2 and you should get x = 14.