due to drop of 30% in prices of the mobile sets of shop, there was increase in sales by 20% , what is the effect on the mobile shop

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Evaluate the expression. (9 + 5)(3 + 2)0

Finding tbe values of the variables in each kite