Answer:
x-
or
x-10
x-10.4
Step-by-step explanation:
i am not sure if this completly helps but here are some options...
220
(63/1.4)+10
=45+10
=55 mph
55*4
=220 miles
。☆✼★ ━━━━━━━━━━━━━━ ☾
4x < 12
Divide both sides by 4:
x < 12/4
x < 3
That is your solution ^^
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z = 10
the steps have been attached above