What value of n makes the equation true? 0.7n+0.8n=2.1 n=1.40 n=3.60 n=3.15 n=0.60

Simplify 4 square root of 2 end root plus 7 square root of 2 end root minus 3 square root of 2 . (1 point) 2 square root of 8 8 square root of 2 8 square root of 6 6 square root of 8

What number should be added to both sides of the equation to complete this square? x^2-10x=7

If jaime wants to find 60% of 320, which table should he use?