Question

If A = (-5 2) and 2A + 3B = (-7 4) then find the value of B.​

Answer 1

Answer:

A=(-5 2)

Step-by-step explanation:

2A+3B=(-7 4)

2(-5 2)+3B=(-7 4)

-10 4+3B=(-7 4)

3B=-7+10

3b=3

b=1

Answer 2

Answer:

your ans

Step-by-step explanation:

A=-52

2A+3B=-74

=>2×-52+3B=-74

=>-104+3B=-74

=>3B=-74+104

=>B=30/3

=>B=10

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