2n4
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7m2 + 6.5n - 4n + 2.5m2 - n = 9.5m2 + 1.5n
4n -14 = 22 4n = 22+14 4n = 36 n = 9
4n -32 = -28
n=10/7. i did this one mentally. but are you sure its 8n minus negative 4n or is it 8n minus 4n? 8n- -4n does not equal 8n-4n 8n- -4n is the same as 8n+4n
the value of 4n + 2 = 14