Posted by Laruen on Friday, November 23, 2012 at 4:34pm.
The expression 2(8a to the 2nd power + a  1) + 3(a + 3) is equivalent to
a) 16a to the 2nd power + 5a + 7
b) 40a to the 2nd power + 10a + 10
c) 10a to the 2nd power + 5a + 7
d) 48a to the 2nd power + 12a + 12
please help!!!!!!!

Math 8R  Help!!!!!!!!  mystify, Friday, November 23, 2012 at 4:39pm
calm down: first expand 2 (8a^2 + a 1), so we get 2*8a^2+2*a2*1 = 16a^2+2a2.
Then we expand the second expression 3 (a+3) to get 3*a+ 3*3 to get 3a+9. Then we add both expressions together to get 16a^2+2a2 + 3a+9 =?

Math 8R  Help!!!!!!!!  Henry, Saturday, November 24, 2012 at 4:15pm
Post it.

Math 8R  Help!!!!!!!!  onis masemola, Thursday, June 19, 2014 at 11:33am
4 children share 2 fruit bars equally,so how much will each get?
3 children share 5 chocolate bars equally,how much will each get?
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