# The property demonstrated in the following equation is
(10 × x) + y = y + (10 × x)
associative property of addition
commutative property of addition
commutative property of multiplication
Neither side of the equation is equal to the other.
# The property demonstrated in the following equation is
(2x – 4y)3 + 5z = 6x – 4y + 5z
substitution property of equality
distributive property
reflexive property of equality
Neither side of the equation is equal to the other.
# The property demonstrated in the following equation is
5 + (8x × y)2z = 5 + 8x(y × 2z)
associative property of multiplication
commutative property of multiplication
distributive property
Neither side of the equation is equal to the other.
To maintain a 92% average, what score does Kari need on her next algebra test if her test scores have been 89, 96, 90, and 85 thus far?
92
95
98
100
2006-08-24
11:18:55
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5 answers
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asked by
doomooman168
2
in
Science & Mathematics
➔ Mathematics
Don't worry, this isn't my homework...Besides, I'm in pre-calculus as a sophmore in highschool. Oh, and school starts on the 8th of Sept.
2006-08-24
11:38:33 ·
update #1