Answer: 86
Step-by-step explanation:
ANSWER:
23
EXPLANATION:
all triangles have angles that have a sum of 180°
so 124+33=157
180-157=23
Step-by-step explanation:
Answer:
2 step equation problems.
Step-by-step explanation:
So you need to replace -3 into that to add -18 on both sides and that gives you the negative number is -20 and then you add the -5r+-3r less than or equal to -20. Now, negative -5 +3 = -8 + -20 = -28. r=-28.
