Simplify the expression. 7m^2+6.5n-4n+2.5m^2-n
a.) 1.5m^2+4.2n
b.)4.2m^2+1.5n
c.)1.5m^2-4.2n
d.)4.2m^2-1.5n

you can't solve x because it is 2 linear equation and you only have one equation

pakistan's principal natural resources are arable land and water. about 25% of pakistan's agriculture accounts for about 21% [1] of gdp and employs about 43% of the labour force. in pakistan, the most agricultural province is punjab where wheat and cotton are the most grown.

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step-by-step explanation: