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1. Evaluate each expression when x = -2 and y = 3. a) 3x + 4y b) 2x - 3y + 5 c) 4x -y d) -x - 2y e) (1)/(2)x + y f) (2)/(3)y - (1)/(2)x
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1. Evaluate each expression when x = -2 and y = 3.

a) 3x + 4y
b) 2x - 3y + 5
c) 4x -y
d) -x - 2y
e)
(1)/(2)x + y
f)
(2)/(3)y -
(1)/(2)x

User Christopher Wirt
by
7.9k points

1 Answer

3 votes
a) 3(-2) + 4(3) = -6 + 12 = 6

b) 2(-2) -3(3) +5 = -4 -9 + 5 = -8

c) 4(-2) -(3) = -8 -3 = -11

d) -(-2) -2(3) = 4 -6 = -2

e) (1/2)(-2) +(3) = -1 +3 = 2

f) (2/3)(3) -(1/2)(-2) = 2 + 1 = 3
User DaveyBoy
by
8.6k points
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