62 cm. plug in 4 for x. 2(5(4)-2))+2(3(4)+1))= 2(18)+2(13)= 36+26=62. Hope this helps!
32
Sorry, I couldn't really think of a way to explain but the best I can is by multiplying the 4 by 8 to get the answer of 32
A: ,
A comma seperates two ideas to make it a compound sentence and can link two ideas together. A plus is for math, and a period is used to end a sentence