2³+6÷(3+1)
3z^2-iz+(4+i)=0
solve ((5-y)/(2))^2-((5-y)/(2))y+y^2=7
5% of 75
3×(5-2)²+4
solve the simultaneous equations x^2-xy+y^2=7, 2x-y = 5 by substituting x with x = ((5-y)/(2))
what is 40% of 700
what is 70% of 700
x^10-1
solve the simultaneous equations x^2-xy+y^2=7, 2x-y = 5
