46 + [3(2+5)] + 5}
Simplify expression using order of operations

72

Step-by-step explanation:

To solve 46 + {[3(2+5)]+5}, you would first do what is inside the () so that would be 2+5, then you would move outward multiplying 7 by 3 to get 21, then adding 5 to get 26. Then you would finally add 46 to get 72

x is variable or an unknown value to find

example:

2x = 5 which means x = 3