66) ten less than a number
Let the number be n
= n - 10
67) the product of x and y
= x × y or xy
68) The algebraic expression for ten less than n
= n - 10
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USING PYTHAGORAS THEORAM,
x²+3²= 5²
x²+9= 25
x²= 25-9 = 16
x= √16
x= 4
OPTION D
part a y= x × 100
Step-by-step explanation:
1 bar is 100 calories so you would times it by 100 for every bar
A and C are complementary
B is supplementary
It would be 15400*0.015=How much he will make