• # question_answer Find the value of: (a) $\text{(}7\text{)}8(25)$ (b) $\text{(}13)+3281$ (c) $(-7)+(-8)+(-90)$ (d) $50-(-40)-(-2)$

 (a) $(-7)-8-(-25)=-7-8+25=-15+25$ $=25-15=10$ (b) $\text{(}-\text{13)}+32-8-1=-13+32-8-1$ $=32-(13+8+1)$ $=32-22=10$ (c) $(-7)+(-8)+(-90)=-7-8-90$ $=-(7+8+90)$ $=-105$ (d) $50+(-40)-(-2)=50+40+2$ $=92$

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