Idk if this really helps, but I put them into Desmos (free graphing thing) and this popped up
The correct answer is 600. For area do you Base times height which is 20×30 which equals 60.
Answer:the length 7
Step-by-step explanation:each one is times 3 6x3 8x3 3x7=21
The like terms in 10a+4b+3a-15b consist of a and b. First, we have to combine like terms.
(10a+3a) + (4b-15b)
solve a and b
13a - 11b. Thus, the like terms in your original expression are 13a and -11b :)