Is 60% of 400 equal to 87?ls
60% of 200 equal to 87?ls 60% of 120 equal to 87? Write your answers separated
by commas on the line below.
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Your answer
60% of X is equal to 87. Write an equation that expresses the relationship
between 60%, X, and 87. Solve your equation. Write down an equation, and then
what X is.
Your answer

60% of 400 is 240

60% of 200 is 120

60% of X is equal to 87

X=145

Explanation:

answer

explanation

the given equation is

we can rewrite this as:

let

then the equation becomes:

the factors of 8 that sum up to -9 are {-1,-8}

we split the middle term with these factors to obtain,

we factor by grouping to obtain:

apply the zero product property to get:

but

"the attempts of the proletariat to rise above this abasement"