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Popular >

3^y+3^{y+2}=90

Solution

3^{y} + 3^{y + 2} = 90

Solution

y = 2

Solution steps

3^{y} + 3^{y + 2} = 90

Factor

3^{y} + 3^{y + 2} : 10 \cdot 3^{y}

10 \cdot 3^{y} = 90

Divide both sides by

10

3^{y} = 9

Apply exponent rules

y = 2

Popular Examples

8 (\frac{1}{2})^{x} + 2 = 2^{x}

x^{x^9}=sqrt(3^{\sqrt{3)}}

x^{x^{9}} = 3^{3}

solvefor x,z=ye^{xy}solve for

x, z = y e^{x y}

16 = 1 7^{t - 2} + 11

2^{x} = 37

Frequently Asked Questions (FAQ)

What is the answer to 3^y+3^{y+2}=90 ?
The answer to 3^y+3^{y+2}=90 is y=2
Solve for y: 3^y+3^{y+2}=90
The solution is y=2