2
x + 7 for x= 2
7a - 3 for a = 1
y - 2x for y = 2
Answers
Answered by
0
Answer:
8
4
2-2x
Step-by-step explanation:
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Answered by
1
Answer:
a) 9
b) 4
c) 2-2x
Step-by-step explanation:
a) x+7
if x=2
=2+7
=9
b)7a - 3
if a = 1
= (7x1)-3
=7-3
=4
c) y-2x
if y=2
=2-2x
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