3 years ago

15^2-13=x-3 solve for x and round to nearest 10th if necessary

Mathematics

2 answers:

IRISSAK [1]3 years ago

7 0

Answer:

x = 215

Step-by-step explanation:

15^2-13=x-3

225 - 13 = x - 3

212 + 3 = x - 3 + 3

215 = x

Phoenix [80]3 years ago

6 0

Answer:

Hello!!! Princess Sakura here ^^

Step-by-step explanation:

Step 1: Simplify both sides of the equation.

Step 2: Flip the equation.

Step 3: Add 3 to both sides.

x=215

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68 * 27 - 81 + ? = 600

tankabanditka [31]

The missing term is -1155.

Step-by-step explanation:

Given expression is

68 * 27 - 81 + ? = 600

Let the missing term be x

$68*27-81+x=600\\1836-81+x=600\\1755+x=600$

Subtracting 1755 from both sides

$1755-1755+x=600-1755\\x=-1155$

Therefore,

The missing term is -1155.

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