10+5x=7x-4
1. simplify 7x - 5x
10=2x-4
2. add four to both sides
10+4=2x
+ 4 4
14=2x
3. divide 14 to both sides
14=2x
x=7
Answer:
The solution is given in the pictures below
Step-by-step explanation:
Answer:
-54, 162, -486
Step-by-step explanation:
You multiply the number in front by -3.
2*-3=-6
-6*-3=18
18*-3=-54
-54*-3=162
162*-3=-486
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<span>1.66666666667 is the answer I swear man</span>
f(x)=x-4f(3)=3-4so f(3)= -1
