diff --git a/src/ast/simplifiers/solve_eqs.cpp b/src/ast/simplifiers/solve_eqs.cpp
index 36b61e9a2..eb57070e8 100644
--- a/src/ast/simplifiers/solve_eqs.cpp
+++ b/src/ast/simplifiers/solve_eqs.cpp
@@ -317,11 +317,11 @@ namespace euf {
     }
 
     bool solve_eqs::is_linear(expr* t) const {
-        unsigned num_values = 0;
         if (!is_app(t))
             return false;
+        unsigned num_values = 0;
         for (auto arg : *to_app(t))
-            num_values += m.is_value(arg) ? 1 : 0;
+            if (m.is_value(arg)) ++num_values;
         return num_values <= 1;
     }
 
diff --git a/src/params/smt_params_helper.pyg b/src/params/smt_params_helper.pyg
index cfa146477..49042e3be 100644
--- a/src/params/smt_params_helper.pyg
+++ b/src/params/smt_params_helper.pyg
@@ -21,7 +21,7 @@ def_module_params(module_name='smt',
                           ('elim_unconstrained', BOOL, True, 'pre-processing: eliminate unconstrained subterms'),
                           ('solve_eqs', BOOL, True, 'pre-processing: solve equalities'),
                           ('solve_eqs.non_ground', BOOL, True, 'pre-processing: solve equalities. Allow eliminating variables by non-ground solutions which can break behavior for model evaluation.'),
-			  ('solve_eqs.linear', BOOL, False, 'allow only linear substitutions where a variable is replaced by a term having at most one non-constant argument'),
+                          ('solve_eqs.linear', BOOL, False, 'allow only linear substitutions where a variable is replaced by a term having at most one non-constant argument'),
                           ('propagate_values', BOOL, True, 'pre-processing: propagate values'),
                           ('bound_simplifier', BOOL, True, 'apply bounds simplification during pre-processing'),
                           ('pull_nested_quantifiers', BOOL, False, 'pre-processing: pull nested quantifiers'),