Sara made a scale model of the Eiffel Tower in France. The actual height of the tower is 1063 feet. Sara's model used a scale in
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Answer:
false
Step-by-step explanation:
Both of the matrices are 1 x 1 ("one by one"), so they can be added to produce a 1 x 1 matrix.
To add (or subtract) two matrices, they must be the same size.
(m x n) + (m x n) = (m x n)
m x n means a matrix has m rows and n columns. Dimensions are always named in that order: rows, then columns.
Answer:
Step-by-step explanation:
Having a decimal is not very nice to deal with, so we multiply all sides by 10 to get rid of the decimals.
Subtract 14 from both sides:
Divide both sides by 39: