Answer:
all work is shown and pictured
La repuesta es 375,porque 3+7+5 es 15,y 15x25 es 375. Tambien el digito de las decenas es uno menos que la suma de los digitos de las centenas y de las unidades.
Answer:
22
Step-by-step explanation:
Mean basically just means average. To find the mean, add the numbers together and divide them by the number of numbers.
17 + 20 + 17 + 33 + 22 + 23 = 132
After that, divide by 6 since there are 6 numbers
132 ÷ 6 = 22
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Have a good day :)
Answer:

Step-by-step explanation:
<u><em>The correct question is</em></u>
Devon needs a wood board with an area of 5/16 square yard to complete a project. If the wood board is 1/3 yard wide, how long must the board be?
we know that
The area of a rectangle is equal to

where
L is the length
W is the width
we have

substitute

solve for L


Answer:
line 1
Step-by-step explanation:
because
3x + 2y + z = 11 ➡ z = 11 - 3x - 2y
3x and 2y must change sign when transfer to other sid eof equation