LINEAR EQ'S UNIT REVIEW

-3x - 6.5 = -10.1

(a)  

2(x+7) = 20

(a)  

4 (4q - 1) = 5 (5q + 2)

answer in fraction form OR round to 2 decimal places

(a)  

X < -4

Which of the following numbers is a solution?

i) -18 ii) -4 iii) 5 iv) 0

• i and ii

• i

• iii and iv

• all of the above

Which of the following equations describe:

a number times 7 minus 6 is 15

• 7-6 = 15

• n - 6 X 7 =15

• 6-7n=15

• 7n-6=15

Graph the solution of the inequality

-3x < 9

What is the inequality for the graph?

• X<11

• X>11

• -100,-10, -2, -6

• 2, 6, 10, 100

• -7, 4, 8, 15

Keith has $500 in a savings account at the beginning of the summer. He wants to have at least $200 in the account by the end of the summer. He withdraws $25 each week for food, clothes, and movie tickets. Write an inequality that represents Keith's situation.

• 500 - 25w > 200