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Both calculators run independently — change the inputs on either side to compare results.

System of Linear Equations Solver (2×2)

Solves a 2×2 system of linear equations (a₁x + b₁y = c₁ and a₂x + b₂y = c₂) using Cramer's Rule. Use it to find the exact point where two straight lines intersect.

First equation coefficient of x

First equation coefficient of y

First equation constant

Second equation coefficient of x

Second equation coefficient of y

Second equation constant

Fill in the required fields to see your result.

Algebra

Exponential Growth and Decay Calculator

Computes a final amount after exponential growth or decay using A = Pe^(rt). Use it for population projections, radioactive half-life problems, or continuously compounded investment calculations.

Initial Amount (P)

Growth/Decay Rate (r)

Time Period

Calculation Type

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Key differences

	System of Linear Equations Solver (2×2)	Exponential Growth and Decay Calculator
Category	Algebra	Algebra
Inputs required	6	4
Result	Solution for x	Final Amount
What it does	Solves a 2×2 system of linear equations (a₁x + b₁y = c₁ and a₂x + b₂y = c₂) using Cramer's Rule. Use it to find the exact point where two straight lines intersect.	Computes a final amount after exponential growth or decay using A = Pe^(rt). Use it for population projections, radioactive half-life problems, or continuously compounded investment calculations.