Question

sub (13a-5b). (20a-3b)​

Answer 1

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Answer 2

Given data: $(13a-5b),(20a-3b)$

To find: The subtraction of $(13a-5b),(20a-3b)$

Solution:

• Subtraction is an arithmetic operation and the symbol for subtraction is minus (-).
• The given expression can be written as, $(13a-5b)-(20a-3b)$
• Simplify the expression.
• $(13a-5b)-(20a-3b)=13a-5b-20a+3b$
• Combine the like terms, that is the terms having the same variables.
• $(13a-5b)-(20a-3b)=13a-20a-5b+3b$  
• Simplify the values of a and b.
• $(13a-5b)-(20a-3b)=-7a-2b$
• Therefore, the subtraction of $(13a-5b)-(20a-3b)$ is $-7a-2b$.