Answer:
6x^2-3x
Step-by-step explanation:

Hope this helps!
Answer:
4 is 2059
5 is 6xy^2
Step-by-step explanation:
Answer:
Alice saved 218 and mindy saved 218+54
Step-by-step explanation:
12√18-6√20-3√50-8√45
<em>*Break each radical up into the product of a radical of a perfect square and a second radical*</em>
12(√9*√2)-6(√4*√5)-3(√25*√2)-8(√9*√5)
<em>*Simplify the radicals*</em>
12(3√2)-6(2√5)-3(5√2)-8(3√5)
<em>*Distribute*</em>
36√2-12√5-15√2-24√5
<em>*Combine like terms</em>*
21√2-36√5
Hope this helps!!