Answer:
do 8 times 4.2 then subtract the .6 to get to 33 hope this helped
The sum means addition.
Add the like terms together.
4x^3+2x^2-4x+3
+ 7x^3-4x^2+7x+8
4x^3 + 7x^3 = 11x^3
2x^2 + -4x^2 = -2x^2
-4x +7x = 3x
3 +8 = 11
The answer is : 11x^3 - 2x^2 + 3x + 11
Area of a square is length times by itself (length x width) so 12 cm x 12 cm
144cm squared
hope i helped :)
Answer:
x
=
13
+
6
=
19
Step-by-step explanation:
this is so simple
