one-step addition and subtraction equations #1

solve each equation.

1. $a + 3 = 9$
2. $k - 5 = 2$
3. $1 + p = 6$
4. $c - 10 = 4$
5. $8 + m = 12$
6. $d - 3 = 17$
7. $f + 9 = 11$
8. $r - 15 = 20$
9. $13 + n = 26$
10. $h - 16 = 22$
11. $x + 18 = 35$
12. $g - 29 = 14$
13. $21 + z = 50$
14. $u - 32 = 19$
15. $s + 31 = 64$
16. $b - 28 = 28$
17. $16 + y = 65$
18. $v - 18 = 57$

Question

one-step addition and subtraction equations #1

solve each equation.

1. $a + 3 = 9$
2. $k - 5 = 2$
3. $1 + p = 6$
4. $c - 10 = 4$
5. $8 + m = 12$
6. $d - 3 = 17$
7. $f + 9 = 11$
8. $r - 15 = 20$
9. $13 + n = 26$
10. $h - 16 = 22$
11. $x + 18 = 35$
12. $g - 29 = 14$
13. $21 + z = 50$
14. $u - 32 = 19$
15. $s + 31 = 64$
16. $b - 28 = 28$
17. $16 + y = 65$
18. $v - 18 = 57$

Accepted Answer

{ "quality": "clear", "question_count": 18, "skills_matched": [ "step_cot", "table_formatter", "explain_then_answer", "quick" ], "needs_drawing": false, "concepts_used": [ "One-Step Equations" ], "new_concepts": [], "current_concepts": [ "One-Step Equations" ] } ## Solve equations 1 to 6 $$ \begin{aligned} 1.&\quad a + 3 = 9 \implies a = 9 - 3 \implies a = 6 \ 2.&\quad k - 5 = 2 \implies k = 2 + 5 \implies k = 7 \ 3.&\quad 1 + p = 6 \implies p = 6 - 1 \implies p = 5 \ 4.&\quad c - 10 = 4 \implies c = 4 + 10 \implies c = 14 \ 5.&\quad 8 + m = 12 \implies m = 12 - 8 \implies m = 4 \ 6.&\quad d - 3 = 17 \implies d = 17 + 3 \implies d = 20 \end{aligned} $$ ## Solve equations 7 to 12 $$ \begin{aligned} 7.&\quad f + 9 = 11 \implies f = 11 - 9 \implies f = 2 \ 8.&\quad r - 15 = 20 \implies r = 20 + 15 \implies r = 35 \ 9.&\quad 13 + n = 26 \implies n = 26 - 13 \implies n = 13 \ 10.&\quad h - 16 = 22 \implies h = 22 + 16 \implies h = 38 \ 11.&\quad x + 18 = 35 \implies x = 35 - 18 \implies x = 17 \ 12.&\quad g - 29 = 14 \implies g = 14 + 29 \implies g = 43 \end{aligned} $$ ## Solve equations 13 to 18 $$ \begin{aligned} 13.&\quad 21 + z = 50 \implies z = 50 - 21 \implies z = 29 \ 14.&\quad u - 32 = 19 \implies u = 19 + 32 \implies u = 51 \ 15.&\quad s + 31 = 64 \implies s = 64 - 31 \implies s = 33 \ 16.&\quad b - 28 = 28 \implies b = 28 + 28 \implies b = 56 \ 17.&\quad 16 + y = 65 \implies y = 65 - 16 \implies y = 49 \ 18.&\quad v - 18 = 57 \implies v = 57 + 18 \implies v = 75 \end{aligned} $$ | No. | Problem | Answer | |---|---|---| | 1 | $a + 3 = 9$ | $a = 6$ | | 2 | $k - 5 = 2$ | $k = 7$ | | 3 | $1 + p = 6$ | $p = 5$ | | 4 | $c - 10 = 4$ | $c = 14$ | | 5 | $8 + m = 12$ | $m = 4$ | | 6 | $d - 3 = 17$ | $d = 20$ | | 7 | $f + 9 = 11$ | $f = 2$ | | 8 | $r - 15 = 20$ | $r = 35$ | | 9 | $13 + n = 26$ | $n = 13$ | | 10 | $h - 16 = 22$ | $h = 38$ | | 11 | $x + 18 = 35$ | $x = 17$ | | 12 | $g - 29 = 14$ | $g = 43$ | | 13 | $21 + z = 50$ | $z = 29$ | | 14 | $u - 32 = 19$ | $u = 51$ | | 15 | $s + 31 = 64$ | $s = 33$ | | 16 | $b - 28 = 28$ | $b = 56$ | | 17 | $16 + y = 65$ | $y = 49$ | | 18 | $v - 18 = 57$ | $v = 75$ | { "subject": "Mathematics", "question_type": "Multi-part", "knowledge_point": [ "Mathematics", "Algebra", "One-Step Equations" ] }

No.	Problem	Answer
2	\(k - 5 = 2\)	\(k = 7\)
3	\(1 + p = 6\)	\(p = 5\)
4	\(c - 10 = 4\)	\(c = 14\)
5	\(8 + m = 12\)	\(m = 4\)
6	\(d - 3 = 17\)	\(d = 20\)
7	\(f + 9 = 11\)	\(f = 2\)
8	\(r - 15 = 20\)	\(r = 35\)
9	\(13 + n = 26\)	\(n = 13\)
10	\(h - 16 = 22\)	\(h = 38\)
11	\(x + 18 = 35\)	\(x = 17\)
12	\(g - 29 = 14\)	\(g = 43\)
13	\(21 + z = 50\)	\(z = 29\)
14	\(u - 32 = 19\)	\(u = 51\)
15	\(s + 31 = 64\)	\(s = 33\)
16	\(b - 28 = 28\)	\(b = 56\)
17	\(16 + y = 65\)	\(y = 49\)
18	\(v - 18 = 57\)	\(v = 75\)

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Solve equations 1 to 6

Solve equations 7 to 12

Solve equations 13 to 18

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