1. c (multiply by 3 to get 9x - 3y = 15)
2. c (add the new top expression with the bottom one to get 11x = 0) substitute 0 into either equation to get -5)
hope this helps!
Answer:
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Step-by-step explanation:
25.20/4= 6.3
let the width of the rectangle be x
area of rectangle is l*b
x * (x + 6) = 40^2
x^2 + 6x = 40^2
x^2 + 6x = 1600
x + 6x =√1600
x + 6x = 40
7x = 40
x = 5.7
Hope you found this useful
Answer:
a. Variable term
b. Variable term
Explanation:
a) We were given the algebraic expression:
The first term of the algebraic expression is:
The first term is a variable term
The variable is "y" and its coefficient is "-5"
b) We were given the algebraic expression:
The second term of the algebraic expression is:
The second term is a variable term
The variable is "b" and the coefficient is "-6"