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Write the phrase as an expression. Then evaluate the expression when y=20.

the quotient of 40 and the difference of a number y and 16
Expression:
When y=20, the value of the expression is.

Write The Phrase As An Expression Then Evaluate The Expression When Y20 The Quotient Of 40 And The Difference Of A Number Y And 16 Expression When Y20 The Value class=

Sagot :

2220760

Answer: Evaluate 2x2−3x+8 when x=−4 .

Substitute −4 for x. 2(−4)2−3(−4)+8

Simplify exponents. 2(16)−3(−4)+8

Multiply. 32−(−12)+8

Subtract. 44+8

Add. 52

Now we can evaluate expressions that include multiplication and division with integers. Remember that to evaluate an expression, substitute the numbers in place of the variables, and then simplify.

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