4
-1
Answer = 2 - (-3) = 2 + 3 = 5 minus minus means plus.
Two plus 3 minus 2 times 1 squared plus 4 times 16 squared minus 4 times 2 is equal to 1,019.
"x" would equal 1 because 7/1 is 7 minus 2 equals 5 and 3/1 is 3 plus or + 2 is 5.
3 + 3 - 7 + 2 - 1 + 109 = 109
4
Negative plus a negative is a negative. Ex. -1+-1=-2 Negative times a negative is a positive. -2*-2=4 But a negative [minus] plus a positive [plus] can be minus, zero or plus: For example, -3 + 2 = -1 -3 + 3 = 0 -3 + 4 = +1
-1
minus 6, plus 3, minus 6, plus 3...
-1
-1
(10+9)+(1−1)+(2−2)+(3−1)+(4−4) = 21This is the same equation rewritten: (10+9)+(3−1) = 21This can be done as 1-1, 2-2, 4-4 cancel themselves out.
3
9A:2 - 1 - 1 + 1 - 1 + 3 - 2 + 6 = 7The answer is seven.
-8
Answer = 2 - (-3) = 2 + 3 = 5 minus minus means plus.