Question

If a=4 and b=5, what is the value of the following expression? 3 (a+3b)-4

Answer 1

Answer: The answer is 23

Step-by-step explanation:

Answer 2

Answer:

53

Step-by-step explanation:

Given :

$3(a+3b)-4$

$a=4\\b=5$

To Find : value of the given expression.

Solution :

$3(a+3b)-4$

Putting value of a and b

⇒$3(4+3*5)-4$

Solving this we will use BODMAS rule : According to this rule we need to follow the sequence for solving mathematical expressions

B - Bracket

O- Of

D - Division

M- Multiplication

A - Addition

S- Subtraction

Following this sequence we will solve the given expression

⇒$3(4+15)-4$

⇒$3(19)-4$

⇒$57-4$

⇒$53$

Thus, The value of the expression   $3(a+3b)-4$  is 53