2 years ago

The sum of twice a number and 1 is -3, find the number

Mathematics

2 answers:

stellarik [79]2 years ago

8 0

Answer:

-2

Step-by-step explanation:

Andreyy892 years ago

8 0

Answer:

-1

Step-by-step explanation:

-3 +1 =-2

-2/2=-1

Hope this is correct and helps!

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3 years ago

Select the expression that is equivalent to: 3 root 1089

Delicious77 [7]

Answer:

$3\sqrt{1089}=3\sqrt{3^2(11)^2}$

Step-by-step explanation:

Given : Expression $3\sqrt{1089}$

To find : Select the expression that is equivalent to expression ?

Solution :

Re-write the expression as,

$3\sqrt{1089}=3\sqrt{3\times 3\times 11\times 11}$

$3\sqrt{1089}=3\sqrt{3^2\times 11^2}$

$3\sqrt{1089}=3\sqrt{(3\times 11)^2}$

$3\sqrt{1089}=3\sqrt{(33)^2}$

$3\sqrt{1089}=3\times 33$

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The above are the possible equivalent expressions.

7 0

2 years ago

Read 2 more answers