If I was asked to think of a number and multiply it by 2, I could write this algebraically as 2x.
Write the following algebraically, using x as your unknown.
"I think of a number, multiply it by 3, add 4 and square the result.

Step-by-step explanation:

3 times the number they thought of:

3x

add 4:

3x + 4

square the result:

triangle abc is reflected on the line x=-6.5 then reflected again on the x axis

step-by-step explanation:

$4

step-by-step explanation:

$30×5=$150

$150 minus $130=$20

$20÷5=$4.

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