Question

Evaluate 3{-1+3[7-2(-10+8)]}

Answer 1

3{-1 + 3 [ 7 - 2(-10 + 8)]} Work out ' inside' parentheses first:-

= 3{-1 + 3 [7 - 2*-2]}

= 3 { -1 + 3 [7 + 4]}

= 3 { -1 + 3*11}

= 3 * 32

= 96 answer