If 2^a-5 . 5^a-4 = 5, find a
Answers
Answered by
0
Answer:
2*a-5.5*a-4=5
10*a(a-4)-5(a-4)=5
10*a²-4a-5a+9=5
10a²-9a+9=5
by getting log solve this u get urs answer perfectly
Answered by
0
Let's solve your equation step-by-step.
2
a
−
5.5
a
−
4
=
5
Step 1: Simplify both sides of the equation.
2
a
−
5.5
a
−
4
=
5
2
a
+
−
5.5
a
+
−
4
=
5
(
2
a
+
−
5.5
a
)
+
(
−
4
)
=
5
(Combine Like Terms)
−
3.5
a
+
−
4
=
5
−
3.5
a
−
4
=
5
Step 2: Add 4 to both sides.
−
3.5
a
−
4
+
4
=
5
+
4
−
3.5
a
=
9
Step 3: Divide both sides by -3.5.
−
3.5
a
−
3.5
=
9
−
3.5
a
=
−
2.571429
Answer:
a
=
−
2.571429
2
a
−
5.5
a
−
4
=
5
Step 1: Simplify both sides of the equation.
2
a
−
5.5
a
−
4
=
5
2
a
+
−
5.5
a
+
−
4
=
5
(
2
a
+
−
5.5
a
)
+
(
−
4
)
=
5
(Combine Like Terms)
−
3.5
a
+
−
4
=
5
−
3.5
a
−
4
=
5
Step 2: Add 4 to both sides.
−
3.5
a
−
4
+
4
=
5
+
4
−
3.5
a
=
9
Step 3: Divide both sides by -3.5.
−
3.5
a
−
3.5
=
9
−
3.5
a
=
−
2.571429
Answer:
a
=
−
2.571429
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