Answer:B 55
Step-by-step explanation:
Answer:
Option B is correct
Step-by-step explanation:
The multiply of matrix A by matrix B that is inverse of A, must result in an identity matrix that has form shown in option B
Hope this helps!
Answer:
x=3
Step-by-step explanation:
Simplify 3(x-2)+5X
= 8x-6=18
Add 6 to both sides
8x=24
Divide by 8
x=3
Answer:i am sorry bud i have nio ideavjkfdav
Step-by-step explanation:fdanmfva e.dn f,da/
Answer:
the number is 31.2
Step-by-step explanation:
Given that:
1/2x-19.7=-4.1
Adding 19.7 on both sides:
1/2x-19.7 + 19.7=-4.1 + 19.7
1/2x = 15.6
Multiplying both sides by 2:
x = 15.6 * 2
x = 31.2
So the number is 31.2
i hope it will help you!
