Start solving #2 with the substitution method

2. a + b + c = 9

a - 8b - C = - 27

2a - b + c = 6

What is 0.464646 ... as a fraction

What is the value of b in the equation below? StartFraction 5 Superscript 6 Over 5 squared EndFraction = a Superscript b 3 4 5 8

A number minus 2 is greater than - 10

Y + yx; use x = 15, and y = 8

Group A consists of X students and their total age is 221 and their average age is an integer. When group A is merged with Group B with twice the number of students (the number of students between 30 and 40) average age of B is reduced by 1.

The quotient of 100 and the quantity of 25 times 3?

What's the perimeter of the polygon shown above? 116cm 136 cm 141 cm 131 cm 43 cm

Write an algebraic expression with the constant 7 and the variable and Y

Add [1 - 4] [3 5] + [-2 6] [-2 4]

5x-3a-10z+5a+8= What is the answer to this problem