81 x 4 - 1 = 323
Two plus 3 minus 2 times 1 squared plus 4 times 16 squared minus 4 times 2 is equal to 1,019.
1 minus 2 plus 123 times 4 is equal to 491.
It is: (3.45*4) -(8.18*1) = 5.62
Seven minus negative two times negative 4 is equal to -1
plus times plus = plus minus times plus = minus plus times minus = minus minus times minus = plus so when you subtract a number it is the same as adding its negative; for example 7 - 4 = 3 7 + (1)(-4) = 3
4 × -1 - 3 = -4 -3 = -7
(-3)-(4)=(-3)+4=1 Minus times minus equals plus. The reason for this we need not discuss.
54 divide by 9 miuns 1 times 4
1*-7 +7-4=-4
Yes: the equation is tautological!
4x2/81 = 1 - 16x2/25100x2 = 25*81 - 16*81x21396x2 = 2025x2 = 2025/1396x = +/- 1.2044, approx.
-4 plus 85x81 is equal to 6,881.