Answer:for the second question/First question that is unsolved it's
350
for the second unsolved question its200
for the third unsolved one its 550
Step-by-step explanation:
The first one is wrong 55%=35
45%=25
35x10=350
25x8=200
add it =550
Step-by-step explanation:
{2,3,5,7,9,11,13,15,17,19}
First use distributive property:
2(3n + 4) - 2(2n + 5)
6n + 8 - 4n - 10
Group like terms:
6n - 4n + 8 - 10
Add like terms:
2n - 2
Always congruent due to the way the shape is built