Answer:
I III and IV
Step-by-step explanation:
Solution: X=6
Detailed explanation:
In this problem we're asked to find "x" or the unknown.
The first step is to subtract 11x from both sides.

Next, subtract 79 from both sides.

To finish this off, divide both sides by -11.

Voila! There's our answer!
<h2><em>Cheers!! ^-^</em></h2>
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Hope I helped. Best wishes.
Reach far. Aim high. Dream big.
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I had this same question yesterday it was c 2x+3x+9x
Total weight=number of pennies times weight of 1 penny
total weight/weight of 1 penny=number of pennies
636.3/3.03=210
210 pennies
Answer:
x = 34
Step-by-step explanation:
ΔABD and ΔBCD are both isosceles triangles
In ΔABD
AB =AD, hence ∠ABD = ∠ADB ( base angles are equal )
∠ABD =
=
= 68°
∠DBC = 180° - 68° = 112° ( straight angle )
∠BCD = x =
=
= 34