Answer:
her annual income is $360
Step-by-step explanation:
$360
70+40h=710
b. -1
9=4a+13
-13 -13
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-4=4a
4a/-4
a=-1
4y - 7 +2y = -3y + 3 - 1
4y -7 +2y' = -3y + 2
4y+2y+3y = 2+7
9 y = 9
y. = 1