3 years ago

PLEASE HELP!!!!!!!!!!!!! 50 POINTS!!!!!!

Mathematics

2 answers:

a_sh-v [17]3 years ago

7 0

Answer:

only one has the value of -12

Step-by-step explanation:

like what

IgorLugansk [536]3 years ago

7 0

Question: Here are four expressions that have the value -12:

-14+(-14)

12−1

-214

-12

Write five expressions: a sum, a difference, a product, a quotient, and one that involves at least two operations that have the value -34.

Answer: That means reducing the expression to a numeric value, or its simplified form. ... Difference between algebraic expression and algebraic equation An algebraic expression is a ... SUBSTITUTION Any algebraic expression may have one or more variable. ... Take this one as an example Five times the sum of four and two.

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Simplify <br> -4x+2x2-x2+5-3x

Serga [27]

Answer:

9 - 7x - x²

Step-by-step explanation:

-4x+2x2-x²+5-3x = -4x-3x+2x2+5-x²

I arranged the like terms together so it is easier to do the calculations.

-4x-3x+2x2+5-x² = -7x+4+5-x²

Simplify.

-7x+4+5-x² = 9-7x-x²

3 0