-1?
6
Terms are in expressions that separate by plus or minus signs. The answer is TERMS.
2b
An algebraic expression.
4
-1?
+ times a + = a plus- times a + = a minus- times a - = a plus+ times a - = a minus
6
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
Terms are in expressions that separate by plus or minus signs. The answer is TERMS.
2b
A plus times a plus is still a plus. Below is the way I remembered it: If there is not a minus sign, it is plus (positive). If there is 1 minus sign, it is minus (negative). If there are 2 minus signs, it is plus (positive).
Positive (Plus) times Negative (Minus) always equals a negative (minus).
An algebraic expression.
The value expression of 60 minus 20 plus 70 is equal to 110.
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