Question

Evaluate the expression$11\cdot 7-9\cdot 5$

Short answer

The value of expression is$32$ .

Step-by-step solution

Step-1 – Order of operations

To evaluate any expression involving more than one operation, follow the below order of operations:

• First evaluate expressions inside grouping symbols like parentheses ( ) or brackets [ ].
• Evaluate the exponents.
• Perform Multiplication and division from left to right.
• Perform addition and subtraction from left to right.

Step-2 – Multiply the numbers from left to right 

To evaluate the given expression, first multiply the numbers from left to right as shown below

$\begin{array}{c}11\cdot 7-9\cdot 5=77-9\cdot 5\\ =77-45\end{array}$

Step-3 – Subtract the numbers

Now, to simplify further subtract the resulting numbers to get

$\begin{array}{c}11\cdot 7-9\cdot 5=77-45\\ =32\end{array}$

So, the value of the expression is $32$.