hello, can someone please help me with a few math questions? If any of you are willing to help, go to my profile and you'll see I asked 2 questions. there are 6 answers In total. please help!! even if you can't answer all of them just please help me out :( your help would be greatly appreciated.​

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Write 5(6x+4)-2(5x-2) in the form a(bx+c) where a,b and c integers and a> 1

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?