exam
Maths Puzzle
Numerical Ability
not in book.
4x-5<7x+10
x>-5
Is this correct?
and
2(5a-4)-3(6+2a)<6
I think a<8. Im i doing these correct?
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exam Other Question
many likes to buy two different kinds of strings for the guitar . the slinky costs $3.50 for each set and the slippys cost $4.50 for each set. how many of the slippys did he buy if he spent $41 ona total of $10 sets of strings.
-2 + 3 = 7p
p+1 3(p+1)
simplify