Answer:
a is 1
Step-by-step explanation:
Multiply both sides by a:
Move everything to one side:
Factor:
By the zero product rule, a is 1.
Therefore, the expression is true, because:
Hope this helps!
118 i think
-2{-7-2[3 squared + 2 to the power of 4]-8÷4}
-2{-7-2{9+16]-2}
-2{-7-50-2}
-2(-59)
118
$79.6
9.95 x 8 = 79.6