3 years ago

Which of the following algebraic expressions can be used to express the statement "one less than x squared?"

Mathematics

2 answers:

erastova [34]3 years ago

6 0

The answer is <span>x^2 − 1</span>

Ugo [173]3 years ago

3 0

Is the same as seven less than a number(x) : x-7

now in your case what would be the answer ?

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I am thinking of a number x. what algebraic expression represents 7 less than three times this number?

sammy [17]

Step-by-step explanation:

Answer: 3x-7

Explanation: x times 3

(3x)

subtracted by 7

(3x-7)

Is this what you are looking for?

8 0

3 years ago

Is 7 a solution of 5x - 3 = 12?

V125BC [204]

Answer:

Step-by-step explanation:

5x - 3 = 12

5x=12+3

x=15/5=3

x=3

substitute x with 7 to find if it is a solution :

5(7)-3=12

35-3 ≠12 ( so no 7 is not a solution)

3 0

3 years ago

Find the ratio of the perimeter of the first figure to the perimeter of the second.

ololo11 [35]

Answer:

2:1

Step-by-step explanation:

The perimeter of the first is twice as large as the 2nd

5 0

2 years ago

X(2x-8) = 0 how do you solve

sleet_krkn [62]

x * 2x = 3x X*-8= -8x

minus 3x on both side

= -11x

-11x = 0

divide -11 on both side

= 0

4 0

2 years ago

I need help....Help me please .

maks197457 [2]

Answer:

i cant see the picture

Step-by-step explanation:

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3 years ago