Evaluate when x=4x: 2x+3
2(4)+3=11
Identify the number of terms, the coefficients, the variables, and the constant in the expression: 4x+7y−9
Number of Terms: 3
Coefficients: 4 and 7
Variables: x and y
Constant: -9
Simplify. -15m-26+12x-12+8m
12x-7m-38
Simplify. 4(q+7)
4q-28
Evaluate when x=5,y=2: 3x+y
3(5)+2=17
Evaluate when x=2,y=3: 4x+2y−5
4(2)+2(3)−5=9
Simplify. 12p+9p-6p+14-26+2p
17p-12
Simplify. 3(4x-10)
12x+30
Evaluate when a=3,b=2: 2a2+3b
2(3)2+3(2)=18+6=24
Identify all parts of this expression and label each:
7x2 + 3x - 5
Terms: 7x2 + 3x - 5
Coefficients: 7 and 3
Variable: x
Exponent: 2
Constant: -5
Simplify the expression by combining like terms:
5x+3y−2x+4y+7−3
3x+7y+4
Simplify: 3(2x−4)+2(x+5)
6x−12+2x+10=8x−2
Evaluate when x=2,y=4: 3x2+2y−5x
3(2)2+2(4)−5(2)=12+8−10=10
Simplify completely: 4(2x+3)−3(x−5)+6
8x+12−3x+15+6=5x+33