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Mathematics
Class 7
Algebra
Types of algebraic expressions. Monomials
8.
Addition and subtraction of monomials
Exercise condition:
4
♦
Simplify the expression
$(\mathrm{0,5}{x}^{2}y+\mathrm{4,5}{x}^{2}y)-(\mathrm{0,5}{x}^{2}y-\mathrm{3,35}{x}^{2}y)$
and choose the correct option.
$\mathrm{8,35}{x}^{2}y$
$-\mathrm{7,35}{x}^{2}y$
$-\mathrm{1,65}{x}^{2}y$
$\mathrm{7,85}{x}^{2}y$
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