For questions 1-5 solve the equation.
1.-2v-7=23
(A)15
(B)8 ★
(C)-8
(D)-15
2. X/3-10=-12
(A)-6
(B)-66
(C)6
(D)66★
3. d/3+10=7
(A)51
(B)20 ★
(C)0
(D)-9
4. 2(2-2x)=-3x
(A)-4
(B)4 ★
(C)6
(D)0
5. 2.9n+1.7=3.5+2.3n
(A)3
(B)-3
(C).3
(D)1
For questions 6-7, Simpifly the expression.
6. -6-7(c+10)
(A)64-7c
(B)-76-7c
(C)4-13c
(D)-16-13c ★
7. 2x+3(x-2)-3(x-6)
(A)2x+12
(B)2x-8
(C)8x-24 ★
(D)2x24
For questions 8-10, solve the inequality.
8. P+4<-24
(A) p<-20
(B) p<28 ★
(C) p<-28
(D) p<20
9. d/13≥-3
(A) d≥-16★
(B) d≥39
(C) d≥10
(D) d≥-39
10.-5p>-30
(A) p>6
(B) p<6
(C) p>-35 ★
(D) p<35
I have always been bad at math and this took me forever, Please tell me I got higher than a 60% or my practice has been for. Nothing :(
4 answers
My answer was A for #5 forgot to put a star
1. No. Add 7 to both sides.
2. No. Add 10 to both sides. Then multiply both sides by 3.
3. No. Subtract 10 from both sides. Then multiply both sides by 3.
4. Yes.
5. No.
2.9n+1.7=3.5+2.3n
0.6n = 1.8
Please correct these wrong answers and show your work. After you post the right answers, I'll check more of these problems.
2. No. Add 10 to both sides. Then multiply both sides by 3.
3. No. Subtract 10 from both sides. Then multiply both sides by 3.
4. Yes.
5. No.
2.9n+1.7=3.5+2.3n
0.6n = 1.8
Please correct these wrong answers and show your work. After you post the right answers, I'll check more of these problems.
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thank u blood