Simplifying Expressions
- What is the value of -9x-7 when r=2?
- -25
- What is the simplified expression for _3cd-d(2c-4)-4d?
- -5cd
- What is the value of 3ab+5b-6 when a=1 and b=3?
- 0
- What is the simplified expression for 6(2(y+x))?
- 12y+12x
- what is the simplified expression 5ab+9ab-ab?
- 13ab
- which is the constant term of the algebric expression -2x^2+17-15x+7xy?
- 17
- What is the value of 5x+3 when x=4?
- 23
- What is the value of -3mn+4m-3 when m=2 and n=-4?
- 29
- How many terms are in the algebric expression -7+12x4-5y^8+x?
- 4
- How many terms are in the algebric expression 2y+3x-5x^2-9?
- 4
- What is the value of 4x-7 when x=4?
- 9
- What, if any, was Jane's Mistake?
- Jane incorrectly evaluated (-2)^2 in step 2
- What property of real numbers was used to transition from step 3 to step 4?
- inverse property of addition
- Oneta writes an algebric expression with three terms. The 4 term has a coefficient of -3, and the x-term has a coefficient of 1. The expression does not have a constant term, which expression could she have written?
- x-y^2-3y