#1 ok
#2 nope
#3 ok
#4 nope
#5 ok
#6 nope
#7 nope
#8 ok
1. x/4 – 5 = –8
a) –27
b) –12 <---------------------------
c) –7
d) 12
2. x/5 + 6 = 10
a) 44
b) 30 <-----------------------------
c) 20
d) –20
3. –2(m – 30) = –6m
a) –15 <--------------------------
b) –13
c) –8
d) 8
4. 3.75x + 3.7 = 1.7 + 1.75x
a) 10 <----------------------
b) –1
c) 1
d) .1
5. –4 – 5(x + 8)
a) –5x – 44 <----------------------
b) –5x + 36
c) –x – 8
d) –20x + 8
6. 3x + 4(x – 6) – 3(x – 7)
a) 4x – 45
b) 4x – 3
c) 10x – 3
d) 10x + 45 <----------------------
7. p + 4 < –24
a) p < –20
b) p < 28 <---------------------
c) p < –28
d) p < 20
8. r/15 ≥ –3
a) r ≥ –45 <------------------------
b) r ≥ –15
c) r ≥ 12
d) r ≥ 45
3 answers
2. x/5 + 6 = 10
a) 44
b) 30 <-----------
c) 20
d) –20
=======================
x/5 = 4
x = 5 * 4
x = 20
I do not have time to look at all of them but for heavens sake try checking by substituting back in
using x = 20
x/5 + 6 = 10
20/5 + 6 = 10 ?
4 + 6 = 10
YES - I got it right :)
a) 44
b) 30 <-----------
c) 20
d) –20
=======================
x/5 = 4
x = 5 * 4
x = 20
I do not have time to look at all of them but for heavens sake try checking by substituting back in
using x = 20
x/5 + 6 = 10
20/5 + 6 = 10 ?
4 + 6 = 10
YES - I got it right :)
2,3,4,7 , 6 nope