Simplify the expressions and find their value
if x is equal to 3
1) 3 ( 3x -1 ) + 4x +9
Answers
Answered by
1
Answer:
45
Step-by-step explanation:
3(3x-1 ) + 4x + 9
= 3( 3 X 3 - 1) + 4 X 3 + 9
= 3( 9- 1) + 12 +9
= 3 X 8 + 21
= 24 + 21
= 45
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