VMather7301 VMather7301

10-06-2020
Mathematics

contestada

What is the value of b in the equation b + 8 = 13? a 5 b 8 c 13 d 21

Respuesta :

zibahkeshiro zibahkeshiro

10-06-2020

Answer:

a

Step-by-step explanation:

b+8=13.

first,you have to make b the subject of the formula (stand alone) and for that to happen +8 will have to cross the equality sign.when a positive sign crosses over the equality sign it changes to a negative sign.

so that would be b=13-8

Therefore,b=5(a)

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elvisk2019 elvisk2019

10-06-2020

Answer is A because a is the value of the equation

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