How do you solve the equations $22 = 7 - 3 a$ $22=7-3a$ ?

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Answer 1 · 2018-04-06T10:19:49

$a = - 5$ $color(magenta)(a=-5$

$22 = 7 - 3 a$ $22=7-3a$

Adding $- 7$ $-7$ to both sides:

$-3a+cancel7-cancel7=22-7$

$-3a=15$

$(-cancel(3)a)/(cancel3)=15/3$

$-a=5$

$color(magenta)(a=-5$

~Hope this helps! :)

How do you solve the equations 22=7-3a22=7−3a22=7-3a?