Question

z + 17 = 9

Answer 1

4. What number must multiply each
side of the equation

to produce the equivalent equation ?

(Points : 4)






5. Solve.
04_13_UT_5.gif

(Points : 4)
–36
–4
–¼
4


6. Solve.

2|s| = 18

(Points : 4)
s = –9 only
s = 9 only
s = –18 or s = 18
s = –9 or s = 9


7. Solve.

x + 5 – 8x = 26
(Points : 4)
5
3
–3
–5


8. Solve.
3(x – 2) + 5x = 18

(Points : 4)
all real numbers
1
2
3


9. Solve.

7 – 3x = 3(3 – x) – 2
(Points : 4)
–2
0
2
all real numbers


10. Frank’s quarter grades are 82.5, 94.7, and 87.9. What grade, rounded to the nearest percent, will Frank have to earn in the last quarter to receive at least a 90% final course grade?
(Points : 4)
92%
95%
94%
93%


11. Which is the solution of the equation below, rounded to the nearest tenth?
2.1x – 4.09 = 6.98x + 1.73

(Points : 4)
–1.2
–1.1
–0.5
–0.4


12. Solve the formula for the variable w.
P = 2l + 2w

(Points : 4)


4. What number must multiply each
side of the equation

to produce the equivalent equation ?

(Points : 4)






5. Solve.
04_13_UT_5.gif

(Points : 4)
–36
–4
–¼
4


6. Solve.

2|s| = 18

(Points : 4)
s = –9 only
s = 9 only
s = –18 or s = 18
s = –9 or s = 9


7. Solve.

x + 5 – 8x = 26
(Points : 4)
5
3
–3
–5


8. Solve.
3(x – 2) + 5x = 18

(Points : 4)
all real numbers
1
2
3


9. Solve.

7 – 3x = 3(3 – x) – 2
(Points : 4)
–2
0
2
all real numbers


10. Frank’s quarter grades are 82.5, 94.7, and 87.9. What grade, rounded to the nearest percent, will Frank have to earn in the last quarter to receive at least a 90% final course grade?
(Points : 4)
92%
95%
94%
93%


11. Which is the solution of the equation below, rounded to the nearest tenth?
2.1x – 4.09 = 6.98x + 1.73

(Points : 4)
–1.2
–1.1
–0.5
–0.4


12. Solve the formula for the variable w.
P = 2l + 2w

(Points : 4)

Answer 2

ome one help me please