Please help me! I have no idea how to solve this

Mathematics

1 answer:

Free_Kalibri [48]3 years ago

8 0

Answer:

I believe the answer is 26.I got it because you start of doing 13 times 4 which gives you 52 then you divide it by 2 or multiply by a half (1/2) and you get 26.

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-45b+5=67 what is the variable b

lisabon 2012 [21]

Answer:

$\large\boxed{b=-\dfrac{62}{45}}$

Step-by-step explanation:

$-45b+5=67\qquad\text{subtract 5 from both sides}\\\\-45b+5-5=67-5\\\\-45b=62\qquad\text{divide both sides by (-45)}\\\\\dfrac{-45b}{-45}=\dfrac{62}{-45}\\\\b=-\dfrac{62}{45}$