evaluate the following algebraic expressions for the given values of the variables
1. 2x+3 where x =2
a.4 b.2 c.7
2. 3y²+2y -6 where y =4
a.50 b.60 c.70
3. 3x - 2y + 4 if x = -2 and y = -4
a.2 b.6 c.8
4.8ab + 3bc - 10 if a = 1, b = 2, c =3
a.20 b.24 c.18
5.a² - 2ab - 3ab if a = -2 and b =5
a.54 b.58 c.64
1. 2x+3 where x =2
a.4 b.2 c.7
2. 3y²+2y -6 where y =4
a.50 b.60 c.70
3. 3x - 2y + 4 if x = -2 and y = -4
a.2 b.6 c.8
4.8ab + 3bc - 10 if a = 1, b = 2, c =3
a.20 b.24 c.18
5.a² - 2ab - 3ab if a = -2 and b =5
a.54 b.58 c.64
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Answer:
1.c
2.a
3.b
4.b
5.a
Step-by-step explanation:
1. 2(2)+3=7
2.3(4)²+2(4)-6=50
3.3(-2)-2(-4)+4=6
4.8(1)(2)+3(2)(3)-10=24
5.(-2)²-2(-2)(5)-3(-2)(5)=54
Answer:
1.c
2.a
3.c
4.b
5.a
Step-by-step explanation:
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