Find the value of the following algebraic expressions
a) p + q + r + 5, if p = 3, q = -1, r = 2
b) 2m - 3n + 6, if m = -1, n = 2
Answers
Answered by
4
Step-by-step explanation:
a) p=3q=-1 r=2
p+q+r+5= 3+(-1)+2+5
= 3-1+2+5
= 3-1+7
= 3+6
= 9
Answered by
1
Answer:
Which of the following equations has a=2 as a solution?
a) 2a+4=8. b) 2(a+4)=8. c) 2a-4 =8 d)2(a-4)=8
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